From ab677e67525be847503bc8a6c85879507c8e9398 Mon Sep 17 00:00:00 2001
From: Joey Ballentine <joeyjballentine@gmail.com>
Date: Sun, 21 Jan 2024 14:12:01 -0500
Subject: [PATCH 1/3] Replace RF component selector with new type

---
 src/common/common-types.ts            | 1 +
 src/renderer/helpers/reactFlowUtil.ts | 4 +---
 src/renderer/main.tsx                 | 8 +++-----
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/src/common/common-types.ts b/src/common/common-types.ts
index 54e2eef311..8fb1c494dd 100644
--- a/src/common/common-types.ts
+++ b/src/common/common-types.ts
@@ -251,6 +251,7 @@ export type OfKind<T extends { readonly kind: string }, Kind extends T['kind']>
     : never;
 
 export type NodeKind = 'regularNode' | 'newIterator' | 'collector';
+export type NodeType = 'backendNode';
 
 export type InputData = Readonly<Record<InputId, InputValue>>;
 export type InputHeight = Readonly<Record<InputId, number>>;
diff --git a/src/renderer/helpers/reactFlowUtil.ts b/src/renderer/helpers/reactFlowUtil.ts
index 21b9b77716..70ecf76315 100644
--- a/src/renderer/helpers/reactFlowUtil.ts
+++ b/src/renderer/helpers/reactFlowUtil.ts
@@ -14,10 +14,8 @@ export const createNode = (
     schemata: SchemaMap,
     selected = false
 ): Node<NodeData> => {
-    const schema = schemata.get(data.schemaId);
-
     const newNode: Node<Mutable<NodeData>> = {
-        type: schema.kind,
+        type: 'backendNode',
         id,
         position: { ...position },
         data: {
diff --git a/src/renderer/main.tsx b/src/renderer/main.tsx
index 3864fd637e..d9fd274023 100644
--- a/src/renderer/main.tsx
+++ b/src/renderer/main.tsx
@@ -3,7 +3,7 @@ import { memo, useCallback, useRef } from 'react';
 import { useTranslation } from 'react-i18next';
 import { EdgeTypes, NodeTypes, ReactFlowProvider } from 'reactflow';
 import { useContext } from 'use-context-selector';
-import { NodeKind } from '../common/common-types';
+import { NodeType } from '../common/common-types';
 import { getLocalStorage, getStorageKeys } from '../common/util';
 import { ChaiNNerLogo } from './components/chaiNNerLogo';
 import { CustomEdge } from './components/CustomEdge/CustomEdge';
@@ -22,10 +22,8 @@ import { SettingsProvider } from './contexts/SettingsContext';
 import { useIpcRendererListener } from './hooks/useIpcRendererListener';
 import { useLastWindowSize } from './hooks/useLastWindowSize';
 
-const nodeTypes: NodeTypes & Record<NodeKind, unknown> = {
-    regularNode: Node,
-    newIterator: Node,
-    collector: Node,
+const nodeTypes: NodeTypes & Record<NodeType, unknown> = {
+    backendNode: Node,
 };
 const edgeTypes: EdgeTypes = {
     main: CustomEdge,

From 6d2c3f89b2eb5239659790f9bd873c85d043266c Mon Sep 17 00:00:00 2001
From: Joey Ballentine <joeyjballentine@gmail.com>
Date: Sun, 21 Jan 2024 14:18:49 -0500
Subject: [PATCH 2/3] Add migration

---
 src/common/migrations.ts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/common/migrations.ts b/src/common/migrations.ts
index 84a34164d0..1293240c06 100644
--- a/src/common/migrations.ts
+++ b/src/common/migrations.ts
@@ -1873,6 +1873,13 @@ const unifiedResizeNode: ModernMigration = (data) => {
     return data;
 };
 
+const updateNodeTypesToKinds: ModernMigration = (data) => {
+    data.nodes.forEach((node) => {
+        node.type = 'backendNode';
+    });
+    return data;
+};
+
 // ==============
 
 const versionToMigration = (version: string) => {
@@ -1929,6 +1936,7 @@ const migrations = [
     removeZIndexes,
     createBorderEdgesTileFillToPad,
     unifiedResizeNode,
+    updateNodeTypesToKinds,
 ];
 
 export const currentMigration = migrations.length;

From 14f8e3b27bd567c8cf8a34b155a61f9c9a6ccb96 Mon Sep 17 00:00:00 2001
From: Joey Ballentine <joeyjballentine@gmail.com>
Date: Sun, 21 Jan 2024 14:29:38 -0500
Subject: [PATCH 3/3] update snapshots

---
 .../__snapshots__/SaveFile.test.ts.snap       | 2288 ++++++++---------
 1 file changed, 1144 insertions(+), 1144 deletions(-)

diff --git a/tests/common/__snapshots__/SaveFile.test.ts.snap b/tests/common/__snapshots__/SaveFile.test.ts.snap
index 9007e28c66..1ad0e67eae 100644
--- a/tests/common/__snapshots__/SaveFile.test.ts.snap
+++ b/tests/common/__snapshots__/SaveFile.test.ts.snap
@@ -355,7 +355,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 585,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -379,7 +379,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 840,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 287,
     },
     {
@@ -412,7 +412,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1560,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -434,7 +434,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 645,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 258,
     },
     {
@@ -450,7 +450,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 600,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -466,7 +466,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1215,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -482,7 +482,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1005,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -507,7 +507,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": -180,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -540,7 +540,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1995,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -559,7 +559,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 690,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -581,7 +581,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 135,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 258,
     },
     {
@@ -597,7 +597,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 60,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -617,7 +617,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1005,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -642,7 +642,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1680,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -667,7 +667,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 960,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -687,7 +687,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1230,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -703,7 +703,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1515,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -735,7 +735,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": -195,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -754,7 +754,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1260,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 279,
     },
     {
@@ -770,7 +770,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 630,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -788,7 +788,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 104.1796137976695,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -821,7 +821,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 990,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -840,7 +840,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1020,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 279,
     },
     {
@@ -862,7 +862,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1665,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 258,
     },
     {
@@ -887,7 +887,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1275,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -903,7 +903,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 60,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -925,7 +925,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1305,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 258,
     },
     {
@@ -945,7 +945,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1005,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -978,7 +978,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 1320,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -1003,7 +1003,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": 2010,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -1025,7 +1025,7 @@ exports[`Read save file DiffusePBR.chn 1`] = `
         "y": -315,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
   ],
   "tamperedWith": false,
@@ -1105,7 +1105,7 @@ exports[`Read save file add noise with seed edge.chn 1`] = `
         "y": 800,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -1126,7 +1126,7 @@ exports[`Read save file add noise with seed edge.chn 1`] = `
         "y": 544,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -1144,7 +1144,7 @@ exports[`Read save file add noise with seed edge.chn 1`] = `
         "y": 480,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -1160,7 +1160,7 @@ exports[`Read save file add noise with seed edge.chn 1`] = `
         "y": 544,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -1179,7 +1179,7 @@ exports[`Read save file add noise with seed edge.chn 1`] = `
         "y": 524,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
   ],
@@ -1455,7 +1455,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 592,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -1488,7 +1488,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 624,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -1517,7 +1517,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 816,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1545,7 +1545,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 896,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 241,
     },
     {
@@ -1573,7 +1573,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1136,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1600,7 +1600,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1136,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1627,7 +1627,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1168,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1654,7 +1654,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 991,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1684,7 +1684,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1440,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -1714,7 +1714,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1552,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1745,7 +1745,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1664,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -1774,7 +1774,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1343,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1803,7 +1803,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 912,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1832,7 +1832,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1520,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -1856,7 +1856,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "x": 3808,
         "y": 880,
       },
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1874,7 +1874,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": -96,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -1893,7 +1893,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": -48,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -1923,7 +1923,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1488,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -1941,7 +1941,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 1062,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": undefined,
       "zIndex": undefined,
     },
@@ -1962,7 +1962,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 987,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -1988,7 +1988,7 @@ exports[`Read save file big ol test.chn 1`] = `
         "y": 336,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
   ],
   "tamperedWith": false,
@@ -4060,7 +4060,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -738.1007734844538,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 502,
     },
     {
@@ -4076,7 +4076,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -5551.727800332799,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4100,7 +4100,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -1658.6150689744925,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4124,7 +4124,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -1656.6939125076558,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4144,7 +4144,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -3126.408240253019,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 250,
     },
     {
@@ -4160,7 +4160,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": 575.7617885612143,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4182,7 +4182,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -116.4203657336657,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 243,
     },
     {
@@ -4198,7 +4198,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": 147.44604519505003,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4222,7 +4222,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -1999.3385199379227,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4238,7 +4238,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -3915.2055279854667,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4254,7 +4254,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -381.987049972833,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4270,7 +4270,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -4697.543249711631,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -4290,7 +4290,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -2582.6326040178647,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 250,
     },
     {
@@ -4306,7 +4306,7 @@ https://github.com/chaiNNer-org/chaiNNer/blob/main/src/public/icons/png/512x512.
         "y": -5213.634896086391,
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@@ -7379,7 +7379,7 @@ exports[`Read save file color-transfer.chn 1`] = `
         "y": 771.8156046515132,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -7405,7 +7405,7 @@ exports[`Read save file color-transfer.chn 1`] = `
         "y": 545.5300879334493,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -7423,7 +7423,7 @@ exports[`Read save file color-transfer.chn 1`] = `
         "y": 572.982623897233,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
   ],
@@ -7494,7 +7494,7 @@ exports[`Read save file combine-rgba.chn 1`] = `
         "y": 334,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -7510,7 +7510,7 @@ exports[`Read save file combine-rgba.chn 1`] = `
         "y": 231,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
   ],
@@ -7684,7 +7684,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 560,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 241,
     },
     {
@@ -7700,7 +7700,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 224,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 241,
     },
     {
@@ -7718,7 +7718,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": -96,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 265,
     },
     {
@@ -7737,7 +7737,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 960,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7755,7 +7755,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 224,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7773,7 +7773,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 224,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7792,7 +7792,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 592,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7810,7 +7810,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 224,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7828,7 +7828,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": -128,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7846,7 +7846,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 224,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7865,7 +7865,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 1160,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7884,7 +7884,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 792,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -7902,7 +7902,7 @@ exports[`Read save file convert-onnx-update.chn 1`] = `
         "y": 424,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
   ],
@@ -7953,7 +7953,7 @@ exports[`Read save file convert-to-ncnn.chn 1`] = `
         "y": 345,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 256,
     },
     {
@@ -7971,7 +7971,7 @@ exports[`Read save file convert-to-ncnn.chn 1`] = `
         "y": 345,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -7987,7 +7987,7 @@ exports[`Read save file convert-to-ncnn.chn 1`] = `
         "y": 345,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 256,
     },
   ],
@@ -8028,7 +8028,7 @@ exports[`Read save file copy-to-clipboard.chn 1`] = `
         "y": 434.0347224631112,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -8044,7 +8044,7 @@ exports[`Read save file copy-to-clipboard.chn 1`] = `
         "y": 667.0756396555195,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
   ],
@@ -8159,7 +8159,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 160,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8175,7 +8175,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 1696,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8193,7 +8193,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 416,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8209,7 +8209,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 816,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8225,7 +8225,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 1184,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8246,7 +8246,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 816,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8269,7 +8269,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 1696,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8296,7 +8296,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 160,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8320,7 +8320,7 @@ exports[`Read save file create-border-migration.chn 1`] = `
         "y": 1184,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
   ],
@@ -8400,7 +8400,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 992,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -8420,7 +8420,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 880,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -8440,7 +8440,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 880,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -8459,7 +8459,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 480,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -8478,7 +8478,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 480,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -8497,7 +8497,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 1264,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -8518,7 +8518,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 1264,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -8537,7 +8537,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 1264,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -8556,7 +8556,7 @@ exports[`Read save file create-color-old.chn 1`] = `
         "y": 480,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
   ],
   "tamperedWith": false,
@@ -8648,7 +8648,7 @@ exports[`Read save file create-edges.chn 1`] = `
         "y": 431.4683450250724,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -8664,7 +8664,7 @@ exports[`Read save file create-edges.chn 1`] = `
         "y": 736.5039878063648,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -8680,7 +8680,7 @@ exports[`Read save file create-edges.chn 1`] = `
         "y": 1243.443326026633,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -8701,7 +8701,7 @@ exports[`Read save file create-edges.chn 1`] = `
         "y": 364.5039878063652,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 283,
     },
     {
@@ -8725,7 +8725,7 @@ exports[`Read save file create-edges.chn 1`] = `
         "y": 1142.4430448096266,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 283,
     },
     {
@@ -8746,7 +8746,7 @@ exports[`Read save file create-edges.chn 1`] = `
         "y": 719.503987806365,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 283,
     },
     {
@@ -8762,7 +8762,7 @@ exports[`Read save file create-edges.chn 1`] = `
         "y": 323.5039878063652,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
   ],
@@ -9383,7 +9383,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1022.6773713424252,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9401,7 +9401,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 926.3127591321982,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9417,7 +9417,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": -7.4646289196914495,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9433,7 +9433,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2773.3201490134006,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9449,7 +9449,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2187.5426662335994,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9465,7 +9465,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 409.02214823654583,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9490,7 +9490,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1683.8120958325176,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9507,7 +9507,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2036.9623333131017,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
     {
@@ -9523,7 +9523,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1025.6416113236296,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9548,7 +9548,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 409.51287394423207,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9564,7 +9564,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2929.663990644103,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9580,7 +9580,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1683.8120958325176,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9596,7 +9596,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1025.8817154576845,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9612,7 +9612,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1873.7214281174704,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9628,7 +9628,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1906.2172489537722,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9653,7 +9653,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 409.02214823654583,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9670,7 +9670,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2797.4776840547206,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
     {
@@ -9687,7 +9687,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 3141.4077726319974,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
     {
@@ -9712,7 +9712,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2789.993031245015,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9729,7 +9729,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2553.8879828219124,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
     {
@@ -9754,7 +9754,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2187.4556671451473,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9779,7 +9779,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1025.8817154576845,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9795,7 +9795,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": -31.789245763894968,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9812,7 +9812,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2540.6929037141836,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
     {
@@ -9837,7 +9837,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1025.6416113236296,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9857,7 +9857,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2137.2592294930278,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9873,7 +9873,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2196.1611727781087,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9890,7 +9890,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2050.1574124208305,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
     {
@@ -9915,7 +9915,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2752.059884883676,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9931,7 +9931,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 763.9278100856005,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9956,7 +9956,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2187.5426662335994,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -9978,7 +9978,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 747.1466986614282,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 519,
     },
     {
@@ -9994,7 +9994,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 409.51287394423207,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10019,7 +10019,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 4.0223546302788975,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10035,7 +10035,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1692.430602377027,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10060,7 +10060,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 1683.7250967440657,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10078,7 +10078,7 @@ exports[`Read save file crop.chn 1`] = `
         "y": 2219.6570061290113,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
   ],
@@ -10108,7 +10108,7 @@ exports[`Read save file crop-content.chn 1`] = `
         "y": 528,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 241,
     },
   ],
@@ -10175,7 +10175,7 @@ exports[`Read save file empty-string-input-test.chn 1`] = `
         "y": 240,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10207,7 +10207,7 @@ exports[`Read save file empty-string-input-test.chn 1`] = `
         "y": 96,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10232,7 +10232,7 @@ exports[`Read save file empty-string-input-test.chn 1`] = `
         "y": 480,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10252,7 +10252,7 @@ exports[`Read save file empty-string-input-test.chn 1`] = `
         "y": 624,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10269,7 +10269,7 @@ exports[`Read save file empty-string-input-test.chn 1`] = `
         "y": 460,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
   ],
   "tamperedWith": false,
@@ -10399,7 +10399,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 575.2219940487153,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10420,7 +10420,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 1340.2109761249815,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10436,7 +10436,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 488.23022401832566,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10458,7 +10458,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 436.23022401832566,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10479,7 +10479,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 1502.6109761249816,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10495,7 +10495,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 1392.2109761249815,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10516,7 +10516,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 598.6302240183257,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10532,7 +10532,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 845.2302240183257,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10548,7 +10548,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 1749.2109761249815,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -10568,7 +10568,7 @@ exports[`Read save file fast-nlmeans.chn 1`] = `
         "y": 1254.1849405554992,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 250,
     },
   ],
@@ -10639,7 +10639,7 @@ exports[`Read save file gamma.chn 1`] = `
         "y": 237.2615446978116,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10658,7 +10658,7 @@ exports[`Read save file gamma.chn 1`] = `
         "y": 625.2615446978116,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10674,7 +10674,7 @@ exports[`Read save file gamma.chn 1`] = `
         "y": 495.2615446978116,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10693,7 +10693,7 @@ exports[`Read save file gamma.chn 1`] = `
         "y": 624.2615446978116,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10713,7 +10713,7 @@ exports[`Read save file gamma.chn 1`] = `
         "y": 219.2615446978116,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
     },
   ],
   "tamperedWith": false,
@@ -10757,7 +10757,7 @@ exports[`Read save file image-adjustments.chn 1`] = `
         "y": 592.9030240407762,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10776,7 +10776,7 @@ exports[`Read save file image-adjustments.chn 1`] = `
         "y": 163.52957902171042,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 278,
     },
     {
@@ -10795,7 +10795,7 @@ exports[`Read save file image-adjustments.chn 1`] = `
         "y": 179.7658590325766,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10817,7 +10817,7 @@ exports[`Read save file image-adjustments.chn 1`] = `
         "y": 537.8809142551769,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 262,
     },
     {
@@ -10837,7 +10837,7 @@ exports[`Read save file image-adjustments.chn 1`] = `
         "y": 143.52957902171042,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
   ],
@@ -10918,7 +10918,7 @@ exports[`Read save file image-channels.chn 1`] = `
         "y": 250.19507910772893,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10936,7 +10936,7 @@ exports[`Read save file image-channels.chn 1`] = `
         "y": 626,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10952,7 +10952,7 @@ exports[`Read save file image-channels.chn 1`] = `
         "y": 944,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -10968,7 +10968,7 @@ exports[`Read save file image-channels.chn 1`] = `
         "y": 220.21968356908422,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -10984,7 +10984,7 @@ exports[`Read save file image-channels.chn 1`] = `
         "y": 721,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 244,
     },
   ],
@@ -11060,7 +11060,7 @@ exports[`Read save file image-dim.chn 1`] = `
         "y": 557,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 283,
     },
     {
@@ -11083,7 +11083,7 @@ exports[`Read save file image-dim.chn 1`] = `
         "y": 424,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 283,
     },
     {
@@ -11099,7 +11099,7 @@ exports[`Read save file image-dim.chn 1`] = `
         "y": 626,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11119,7 +11119,7 @@ exports[`Read save file image-dim.chn 1`] = `
         "y": 223,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 279,
     },
   ],
@@ -11222,7 +11222,7 @@ exports[`Read save file image-filters.chn 1`] = `
         "y": 933,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 279,
     },
     {
@@ -11241,7 +11241,7 @@ exports[`Read save file image-filters.chn 1`] = `
         "y": 499,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -11259,7 +11259,7 @@ exports[`Read save file image-filters.chn 1`] = `
         "y": 603,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -11278,7 +11278,7 @@ exports[`Read save file image-filters.chn 1`] = `
         "y": 1499,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11294,7 +11294,7 @@ exports[`Read save file image-filters.chn 1`] = `
         "y": 1529,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 282,
     },
     {
@@ -11314,7 +11314,7 @@ exports[`Read save file image-filters.chn 1`] = `
         "y": 941,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11333,7 +11333,7 @@ exports[`Read save file image-filters.chn 1`] = `
         "y": 431,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
   ],
@@ -11404,7 +11404,7 @@ exports[`Read save file image-input-output.chn 1`] = `
         "y": 145,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11423,7 +11423,7 @@ exports[`Read save file image-input-output.chn 1`] = `
         "y": 311,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 265,
     },
     {
@@ -11439,7 +11439,7 @@ exports[`Read save file image-input-output.chn 1`] = `
         "y": 144,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
   ],
@@ -11512,7 +11512,7 @@ exports[`Read save file image-iterator.chn 1`] = `
         "y": 441,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 265,
     },
     {
@@ -11535,7 +11535,7 @@ exports[`Read save file image-iterator.chn 1`] = `
         "y": 157,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
   ],
   "tamperedWith": false,
@@ -11564,7 +11564,7 @@ exports[`Read save file image-metrics.chn 1`] = `
         "y": 560,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 241,
     },
   ],
@@ -11710,7 +11710,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 113,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11728,7 +11728,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 1112.075862240231,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11749,7 +11749,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 365.42388294050994,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 283,
     },
     {
@@ -11768,7 +11768,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 930.7055908254938,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 283,
     },
     {
@@ -11788,7 +11788,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 985.0646017506039,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11806,7 +11806,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 498,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11826,7 +11826,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 615,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 244,
     },
     {
@@ -11844,7 +11844,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 162,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11862,7 +11862,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 1299.5404330540307,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11880,7 +11880,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": -37,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -11898,7 +11898,7 @@ exports[`Read save file image-utilities.chn 1`] = `
         "y": 263,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
   ],
@@ -12084,7 +12084,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 656,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12100,7 +12100,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 1200,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12118,7 +12118,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 1088,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12134,7 +12134,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 688,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12154,7 +12154,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 688,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 244,
     },
     {
@@ -12170,7 +12170,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 336,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12186,7 +12186,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 336,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12204,7 +12204,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 224,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12220,7 +12220,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 944,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12236,7 +12236,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 688,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12252,7 +12252,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 688,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12268,7 +12268,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 1040,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12287,7 +12287,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 624,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -12303,7 +12303,7 @@ exports[`Read save file metal-specular.chn 1`] = `
         "y": 1040,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
   ],
@@ -12346,7 +12346,7 @@ exports[`Read save file model-scale.chn 1`] = `
         "y": 219,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 517,
     },
     {
@@ -12362,7 +12362,7 @@ exports[`Read save file model-scale.chn 1`] = `
         "y": 713.9047452339597,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 503,
     },
   ],
@@ -12433,7 +12433,7 @@ exports[`Read save file ncnn.chn 1`] = `
         "y": 308,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -12451,7 +12451,7 @@ exports[`Read save file ncnn.chn 1`] = `
         "y": 635,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 248,
     },
     {
@@ -12469,7 +12469,7 @@ exports[`Read save file ncnn.chn 1`] = `
         "y": 676,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -12485,7 +12485,7 @@ exports[`Read save file ncnn.chn 1`] = `
         "y": 321,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
   ],
@@ -12536,7 +12536,7 @@ exports[`Read save file normal-map-generator.chn 1`] = `
         "y": 878,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -12560,7 +12560,7 @@ exports[`Read save file normal-map-generator.chn 1`] = `
         "y": 339.0188609548806,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 282,
     },
     {
@@ -12576,7 +12576,7 @@ exports[`Read save file normal-map-generator.chn 1`] = `
         "y": 855.2046073651672,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
   ],
@@ -12609,7 +12609,7 @@ exports[`Read save file onnx-interpolate.chn 1`] = `
         "y": 144,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 247,
     },
   ],
@@ -12641,7 +12641,7 @@ exports[`Read save file opacity.chn 1`] = `
         "y": 400,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 241,
     },
   ],
@@ -12712,7 +12712,7 @@ exports[`Read save file pass-through.chn 1`] = `
         "y": 253.85412981498177,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -12731,7 +12731,7 @@ exports[`Read save file pass-through.chn 1`] = `
         "y": 406.7388401632344,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 265,
     },
     {
@@ -12749,7 +12749,7 @@ exports[`Read save file pass-through.chn 1`] = `
         "y": 166,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -12765,7 +12765,7 @@ exports[`Read save file pass-through.chn 1`] = `
         "y": 247.93391927096337,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 267,
     },
   ],
@@ -12878,7 +12878,7 @@ exports[`Read save file pytorch.chn 1`] = `
         "y": 54.77750343838076,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -12894,7 +12894,7 @@ exports[`Read save file pytorch.chn 1`] = `
         "y": 306.40246044613554,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -12912,7 +12912,7 @@ exports[`Read save file pytorch.chn 1`] = `
         "y": 757.7994492005994,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 248,
     },
     {
@@ -12928,7 +12928,7 @@ exports[`Read save file pytorch.chn 1`] = `
         "y": 669.0123022306777,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
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@@ -15824,7 +15824,7 @@ exports[`Read save file text-pattern.chn 1`] = `
         "y": 667.4464344534028,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -15842,7 +15842,7 @@ exports[`Read save file text-pattern.chn 1`] = `
         "y": 346.744623600131,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -15858,7 +15858,7 @@ exports[`Read save file text-pattern.chn 1`] = `
         "y": 935.9302075524464,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -15874,7 +15874,7 @@ exports[`Read save file text-pattern.chn 1`] = `
         "y": 978.8257039041982,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
   ],
@@ -15965,7 +15965,7 @@ exports[`Read save file unified-resize.chn 1`] = `
         "y": 464,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -15981,7 +15981,7 @@ exports[`Read save file unified-resize.chn 1`] = `
         "y": 128,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -16002,7 +16002,7 @@ exports[`Read save file unified-resize.chn 1`] = `
         "y": 128,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 243,
     },
     {
@@ -16024,7 +16024,7 @@ exports[`Read save file unified-resize.chn 1`] = `
         "y": 464,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -16046,7 +16046,7 @@ exports[`Read save file unified-resize.chn 1`] = `
         "y": 464,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -16064,7 +16064,7 @@ exports[`Read save file unified-resize.chn 1`] = `
         "y": 240,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
     {
@@ -16084,7 +16084,7 @@ exports[`Read save file unified-resize.chn 1`] = `
         "y": 128,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 240,
     },
   ],
@@ -16118,7 +16118,7 @@ exports[`Read save file utilities.chn 1`] = `
         "y": 283,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 242,
     },
     {
@@ -16138,7 +16138,7 @@ exports[`Read save file utilities.chn 1`] = `
         "y": 377,
       },
       "selected": true,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 257,
     },
     {
@@ -16156,7 +16156,7 @@ exports[`Read save file utilities.chn 1`] = `
         "y": 81,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 258,
     },
   ],
@@ -16847,7 +16847,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1890,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 2499,
     },
     {
@@ -16869,7 +16869,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3090,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 2499,
     },
     {
@@ -16891,7 +16891,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 4275,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 2499,
     },
     {
@@ -16913,7 +16913,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 1950,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 2499,
     },
     {
@@ -16935,7 +16935,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -45,
       },
       "selected": false,
-      "type": "regularNode",
+      "type": "backendNode",
       "width": 2499,
     },
     {
@@ -16959,7 +16959,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 4485,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -16982,7 +16982,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3300,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17018,7 +17018,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3405,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17041,7 +17041,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2160,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17077,7 +17077,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2280,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17100,7 +17100,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2160,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17136,7 +17136,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2295,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17159,7 +17159,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3300,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17195,7 +17195,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3435,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17218,7 +17218,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2160,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17254,7 +17254,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2310,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17277,7 +17277,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -930,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17313,7 +17313,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -795,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17336,7 +17336,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -930,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17372,7 +17372,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -795,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17395,7 +17395,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 150,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17431,7 +17431,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 270,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17454,7 +17454,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1695,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17490,7 +17490,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1560,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17513,7 +17513,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 915,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17549,7 +17549,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 1035,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17572,7 +17572,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 4485,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17595,7 +17595,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 150,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17631,7 +17631,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 270,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17654,7 +17654,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3300,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17690,7 +17690,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3420,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17713,7 +17713,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 915,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17749,7 +17749,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 1035,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17772,7 +17772,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1695,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17808,7 +17808,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1560,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17831,7 +17831,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -930,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17867,7 +17867,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -795,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17890,7 +17890,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 915,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17926,7 +17926,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 1035,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17949,7 +17949,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1695,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -17985,7 +17985,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1560,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18008,7 +18008,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 150,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18044,7 +18044,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 270,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18067,7 +18067,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1695,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18103,7 +18103,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": -1560,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18126,7 +18126,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2160,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18162,7 +18162,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 2280,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18185,7 +18185,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3300,
       },
       "selected": false,
-      "type": "newIterator",
+      "type": "backendNode",
     },
     {
       "data": {
@@ -18221,7 +18221,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
         "y": 3420,
       },
       "selected": false,
-      "type": "collector",
+      "type": "backendNode",
     },
   ],
   "tamperedWith": false,
@@ -18235,7 +18235,7 @@ exports[`Read save file video-frame-iterator.chn 1`] = `
 
 exports[`Write save file DiffusePBR.chn 1`] = `
 {
-  "checksum": "452a446346331323f91db42f995f803d",
+  "checksum": "72b703ae6ed4094522be6387bcfcd1fa",
   "content": {
     "edges": [
       {
@@ -18590,7 +18590,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 585,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18614,7 +18614,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 840,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 287,
       },
       {
@@ -18647,7 +18647,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1560,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18669,7 +18669,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 645,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 258,
       },
       {
@@ -18685,7 +18685,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 600,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18701,7 +18701,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1215,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18717,7 +18717,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1005,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18742,7 +18742,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": -180,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18775,7 +18775,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1995,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18794,7 +18794,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 690,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18816,7 +18816,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 135,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 258,
       },
       {
@@ -18832,7 +18832,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 60,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18852,7 +18852,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1005,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18877,7 +18877,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1680,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18902,7 +18902,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 960,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18922,7 +18922,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1230,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18938,7 +18938,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1515,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18970,7 +18970,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": -195,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -18989,7 +18989,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1260,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 279,
       },
       {
@@ -19005,7 +19005,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 630,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -19023,7 +19023,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 104.1796137976695,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -19056,7 +19056,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 990,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -19075,7 +19075,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1020,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 279,
       },
       {
@@ -19097,7 +19097,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1665,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 258,
       },
       {
@@ -19122,7 +19122,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 1275,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -19138,7 +19138,7 @@ exports[`Write save file DiffusePBR.chn 1`] = `
           "y": 60,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
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 exports[`Write save file add noise with seed edge.chn 1`] = `
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 exports[`Write save file box-median-blur.chn 1`] = `
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 exports[`Write save file canny-edge-detection.chn 1`] = `
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 exports[`Write save file combine-rgba.chn 1`] = `
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 exports[`Write save file convert-onnx-update.chn 1`] = `
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 exports[`Write save file convert-to-ncnn.chn 1`] = `
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 exports[`Write save file copy-to-clipboard.chn 1`] = `
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 exports[`Write save file create-border-migration.chn 1`] = `
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       {
@@ -26280,7 +26280,7 @@ exports[`Write save file create-border-migration.chn 1`] = `
           "y": 816,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -26296,7 +26296,7 @@ exports[`Write save file create-border-migration.chn 1`] = `
           "y": 1184,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -26317,7 +26317,7 @@ exports[`Write save file create-border-migration.chn 1`] = `
           "y": 816,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -26340,7 +26340,7 @@ exports[`Write save file create-border-migration.chn 1`] = `
           "y": 1696,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -26367,7 +26367,7 @@ exports[`Write save file create-border-migration.chn 1`] = `
           "y": 160,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -26391,7 +26391,7 @@ exports[`Write save file create-border-migration.chn 1`] = `
           "y": 1184,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
     ],
@@ -26407,7 +26407,7 @@ exports[`Write save file create-border-migration.chn 1`] = `
 
 exports[`Write save file create-color-old.chn 1`] = `
 {
-  "checksum": "6dd5eccfd7b5e69342ccadab0c349d26",
+  "checksum": "4654a51fa359b58013e369c60bde6ed3",
   "content": {
     "edges": [
       {
@@ -26477,7 +26477,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 992,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -26496,7 +26496,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 880,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
       {
         "data": {
@@ -26515,7 +26515,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 880,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
       {
         "data": {
@@ -26533,7 +26533,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 480,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
       {
         "data": {
@@ -26551,7 +26551,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 480,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
       {
         "data": {
@@ -26569,7 +26569,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 1264,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
       {
         "data": {
@@ -26589,7 +26589,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 1264,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
       {
         "data": {
@@ -26607,7 +26607,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 1264,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
       {
         "data": {
@@ -26625,7 +26625,7 @@ exports[`Write save file create-color-old.chn 1`] = `
           "y": 480,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
     ],
     "viewport": {
@@ -26640,7 +26640,7 @@ exports[`Write save file create-color-old.chn 1`] = `
 
 exports[`Write save file create-edges.chn 1`] = `
 {
-  "checksum": "921d4c3acc8d2c864861f3719356ce8a",
+  "checksum": "570e96b3c54e0b5ff6dd24a100d2afdd",
   "content": {
     "edges": [
       {
@@ -26720,7 +26720,7 @@ exports[`Write save file create-edges.chn 1`] = `
           "y": 431.4683450250724,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
       {
@@ -26736,7 +26736,7 @@ exports[`Write save file create-edges.chn 1`] = `
           "y": 736.5039878063648,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -26752,7 +26752,7 @@ exports[`Write save file create-edges.chn 1`] = `
           "y": 1243.443326026633,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -26772,7 +26772,7 @@ exports[`Write save file create-edges.chn 1`] = `
           "y": 364.5039878063652,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 283,
       },
       {
@@ -26795,7 +26795,7 @@ exports[`Write save file create-edges.chn 1`] = `
           "y": 1142.4430448096266,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 283,
       },
       {
@@ -26815,7 +26815,7 @@ exports[`Write save file create-edges.chn 1`] = `
           "y": 719.503987806365,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 283,
       },
       {
@@ -26831,7 +26831,7 @@ exports[`Write save file create-edges.chn 1`] = `
           "y": 323.5039878063652,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
     ],
@@ -26847,7 +26847,7 @@ exports[`Write save file create-edges.chn 1`] = `
 
 exports[`Write save file crop.chn 1`] = `
 {
-  "checksum": "a85e2e9f77a9b682955aabe6aa7e3746",
+  "checksum": "f16c1c6039f3212f0749f686dd08f57f",
   "content": {
     "edges": [
       {
@@ -27455,7 +27455,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1022.6773713424252,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27473,7 +27473,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 926.3127591321982,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27489,7 +27489,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": -7.4646289196914495,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27505,7 +27505,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2773.3201490134006,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27521,7 +27521,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2187.5426662335994,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27537,7 +27537,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 409.02214823654583,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27562,7 +27562,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1683.8120958325176,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27579,7 +27579,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2036.9623333131017,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 267,
       },
       {
@@ -27595,7 +27595,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1025.6416113236296,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27620,7 +27620,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 409.51287394423207,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27636,7 +27636,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2929.663990644103,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27652,7 +27652,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1683.8120958325176,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27668,7 +27668,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1025.8817154576845,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27684,7 +27684,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1873.7214281174704,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27700,7 +27700,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1906.2172489537722,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27725,7 +27725,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 409.02214823654583,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27742,7 +27742,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2797.4776840547206,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 267,
       },
       {
@@ -27759,7 +27759,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 3141.4077726319974,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 267,
       },
       {
@@ -27784,7 +27784,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2789.993031245015,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27801,7 +27801,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2553.8879828219124,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 267,
       },
       {
@@ -27826,7 +27826,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2187.4556671451473,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27851,7 +27851,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1025.8817154576845,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27867,7 +27867,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": -31.789245763894968,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27884,7 +27884,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2540.6929037141836,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 267,
       },
       {
@@ -27909,7 +27909,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1025.6416113236296,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27929,7 +27929,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2137.2592294930278,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27945,7 +27945,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2196.1611727781087,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -27962,7 +27962,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2050.1574124208305,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 267,
       },
       {
@@ -27987,7 +27987,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2752.059884883676,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28003,7 +28003,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 763.9278100856005,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28028,7 +28028,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2187.5426662335994,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28050,7 +28050,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 747.1466986614282,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 519,
       },
       {
@@ -28066,7 +28066,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 409.51287394423207,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28091,7 +28091,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 4.0223546302788975,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28107,7 +28107,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1692.430602377027,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28132,7 +28132,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 1683.7250967440657,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28150,7 +28150,7 @@ exports[`Write save file crop.chn 1`] = `
           "y": 2219.6570061290113,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
     ],
@@ -28166,7 +28166,7 @@ exports[`Write save file crop.chn 1`] = `
 
 exports[`Write save file crop-content.chn 1`] = `
 {
-  "checksum": "d82ac6a76911d663da3351e0080920e4",
+  "checksum": "20fb25854e5ce03e098eaa4141f0d4a1",
   "content": {
     "edges": [],
     "nodes": [
@@ -28183,7 +28183,7 @@ exports[`Write save file crop-content.chn 1`] = `
           "y": 528,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 241,
       },
     ],
@@ -28199,7 +28199,7 @@ exports[`Write save file crop-content.chn 1`] = `
 
 exports[`Write save file empty-string-input-test.chn 1`] = `
 {
-  "checksum": "31bbde5d9664f3ec5b5f7fc6e3905d3a",
+  "checksum": "a0b9a797b910b2b90e0a1416240c0546",
   "content": {
     "edges": [
       {
@@ -28253,7 +28253,7 @@ exports[`Write save file empty-string-input-test.chn 1`] = `
           "y": 240,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28285,7 +28285,7 @@ exports[`Write save file empty-string-input-test.chn 1`] = `
           "y": 96,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28310,7 +28310,7 @@ exports[`Write save file empty-string-input-test.chn 1`] = `
           "y": 480,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28330,7 +28330,7 @@ exports[`Write save file empty-string-input-test.chn 1`] = `
           "y": 624,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28347,7 +28347,7 @@ exports[`Write save file empty-string-input-test.chn 1`] = `
           "y": 460,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
     ],
     "viewport": {
@@ -28362,7 +28362,7 @@ exports[`Write save file empty-string-input-test.chn 1`] = `
 
 exports[`Write save file fast-nlmeans.chn 1`] = `
 {
-  "checksum": "83289a737d61d8ddd385cb3e5fd9ad2f",
+  "checksum": "2e6d38f34a5d4a57fb0db2ae755237b3",
   "content": {
     "edges": [
       {
@@ -28480,7 +28480,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 575.2219940487153,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28501,7 +28501,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 1340.2109761249815,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28517,7 +28517,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 488.23022401832566,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28539,7 +28539,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 436.23022401832566,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28560,7 +28560,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 1502.6109761249816,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28576,7 +28576,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 1392.2109761249815,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28597,7 +28597,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 598.6302240183257,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28613,7 +28613,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 845.2302240183257,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28629,7 +28629,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 1749.2109761249815,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -28649,7 +28649,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
           "y": 1254.1849405554992,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 250,
       },
     ],
@@ -28665,7 +28665,7 @@ exports[`Write save file fast-nlmeans.chn 1`] = `
 
 exports[`Write save file gamma.chn 1`] = `
 {
-  "checksum": "e166befaba4c927cad1cd99cd63c79e3",
+  "checksum": "2fec39e934f2ec462f4560919924c9fd",
   "content": {
     "edges": [
       {
@@ -28723,7 +28723,7 @@ exports[`Write save file gamma.chn 1`] = `
           "y": 237.2615446978116,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -28742,7 +28742,7 @@ exports[`Write save file gamma.chn 1`] = `
           "y": 625.2615446978116,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -28758,7 +28758,7 @@ exports[`Write save file gamma.chn 1`] = `
           "y": 495.2615446978116,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -28777,7 +28777,7 @@ exports[`Write save file gamma.chn 1`] = `
           "y": 624.2615446978116,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -28796,7 +28796,7 @@ exports[`Write save file gamma.chn 1`] = `
           "y": 219.2615446978116,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
       },
     ],
     "viewport": {
@@ -28811,7 +28811,7 @@ exports[`Write save file gamma.chn 1`] = `
 
 exports[`Write save file image-adjustments.chn 1`] = `
 {
-  "checksum": "9940adfda764584dea5f4a0ba1ba61b3",
+  "checksum": "cf7e7c5286a5a8df6005aa0909078d27",
   "content": {
     "edges": [
       {
@@ -28843,7 +28843,7 @@ exports[`Write save file image-adjustments.chn 1`] = `
           "y": 592.9030240407762,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -28862,7 +28862,7 @@ exports[`Write save file image-adjustments.chn 1`] = `
           "y": 163.52957902171042,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 278,
       },
       {
@@ -28881,7 +28881,7 @@ exports[`Write save file image-adjustments.chn 1`] = `
           "y": 179.7658590325766,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -28903,7 +28903,7 @@ exports[`Write save file image-adjustments.chn 1`] = `
           "y": 537.8809142551769,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 262,
       },
       {
@@ -28923,7 +28923,7 @@ exports[`Write save file image-adjustments.chn 1`] = `
           "y": 143.52957902171042,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
     ],
@@ -28939,7 +28939,7 @@ exports[`Write save file image-adjustments.chn 1`] = `
 
 exports[`Write save file image-channels.chn 1`] = `
 {
-  "checksum": "b64675c6c7d3986a313fcd9ca5619a44",
+  "checksum": "33b9cb8e2d697f268f193dd67ed9578b",
   "content": {
     "edges": [
       {
@@ -29007,7 +29007,7 @@ exports[`Write save file image-channels.chn 1`] = `
           "y": 250.19507910772893,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29025,7 +29025,7 @@ exports[`Write save file image-channels.chn 1`] = `
           "y": 626,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29041,7 +29041,7 @@ exports[`Write save file image-channels.chn 1`] = `
           "y": 944,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
       {
@@ -29057,7 +29057,7 @@ exports[`Write save file image-channels.chn 1`] = `
           "y": 220.21968356908422,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29073,7 +29073,7 @@ exports[`Write save file image-channels.chn 1`] = `
           "y": 721,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 244,
       },
     ],
@@ -29089,7 +29089,7 @@ exports[`Write save file image-channels.chn 1`] = `
 
 exports[`Write save file image-dim.chn 1`] = `
 {
-  "checksum": "8854f8d831a7f213d9e3683251b9fbdf",
+  "checksum": "dee49ce0a918bd62dfb8f32d3ec5f448",
   "content": {
     "edges": [
       {
@@ -29152,7 +29152,7 @@ exports[`Write save file image-dim.chn 1`] = `
           "y": 557,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 283,
       },
       {
@@ -29175,7 +29175,7 @@ exports[`Write save file image-dim.chn 1`] = `
           "y": 424,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 283,
       },
       {
@@ -29191,7 +29191,7 @@ exports[`Write save file image-dim.chn 1`] = `
           "y": 626,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29211,7 +29211,7 @@ exports[`Write save file image-dim.chn 1`] = `
           "y": 223,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 279,
       },
     ],
@@ -29227,7 +29227,7 @@ exports[`Write save file image-dim.chn 1`] = `
 
 exports[`Write save file image-filters.chn 1`] = `
 {
-  "checksum": "77c07cb1b672279ea28349913b351de9",
+  "checksum": "1a1df178979ce69fcb720e35a00de63f",
   "content": {
     "edges": [
       {
@@ -29317,7 +29317,7 @@ exports[`Write save file image-filters.chn 1`] = `
           "y": 933,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 279,
       },
       {
@@ -29336,7 +29336,7 @@ exports[`Write save file image-filters.chn 1`] = `
           "y": 499,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
       {
@@ -29354,7 +29354,7 @@ exports[`Write save file image-filters.chn 1`] = `
           "y": 603,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
       {
@@ -29373,7 +29373,7 @@ exports[`Write save file image-filters.chn 1`] = `
           "y": 1499,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29389,7 +29389,7 @@ exports[`Write save file image-filters.chn 1`] = `
           "y": 1529,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 282,
       },
       {
@@ -29409,7 +29409,7 @@ exports[`Write save file image-filters.chn 1`] = `
           "y": 941,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29428,7 +29428,7 @@ exports[`Write save file image-filters.chn 1`] = `
           "y": 431,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
     ],
@@ -29444,7 +29444,7 @@ exports[`Write save file image-filters.chn 1`] = `
 
 exports[`Write save file image-input-output.chn 1`] = `
 {
-  "checksum": "5587bb3ced818219155b8c0103392bfe",
+  "checksum": "47ce048558ba2297b5f61258560360f5",
   "content": {
     "edges": [
       {
@@ -29502,7 +29502,7 @@ exports[`Write save file image-input-output.chn 1`] = `
           "y": 145,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29521,7 +29521,7 @@ exports[`Write save file image-input-output.chn 1`] = `
           "y": 311,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 265,
       },
       {
@@ -29537,7 +29537,7 @@ exports[`Write save file image-input-output.chn 1`] = `
           "y": 144,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
     ],
@@ -29553,7 +29553,7 @@ exports[`Write save file image-input-output.chn 1`] = `
 
 exports[`Write save file image-iterator.chn 1`] = `
 {
-  "checksum": "53ba8ed665e5727dcfd081ce3ae68c44",
+  "checksum": "738e766dc1e95b2502526a624214c7bb",
   "content": {
     "edges": [
       {
@@ -29613,7 +29613,7 @@ exports[`Write save file image-iterator.chn 1`] = `
           "y": 441,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 265,
       },
       {
@@ -29630,7 +29630,7 @@ exports[`Write save file image-iterator.chn 1`] = `
           "y": 157,
         },
         "selected": false,
-        "type": "newIterator",
+        "type": "backendNode",
       },
     ],
     "viewport": {
@@ -29645,7 +29645,7 @@ exports[`Write save file image-iterator.chn 1`] = `
 
 exports[`Write save file image-metrics.chn 1`] = `
 {
-  "checksum": "88d5f3ceed381c64e1d03516828879cb",
+  "checksum": "d07b86288c665e9111112234bf3ea723",
   "content": {
     "edges": [],
     "nodes": [
@@ -29662,7 +29662,7 @@ exports[`Write save file image-metrics.chn 1`] = `
           "y": 560,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 241,
       },
     ],
@@ -29678,7 +29678,7 @@ exports[`Write save file image-metrics.chn 1`] = `
 
 exports[`Write save file image-utilities.chn 1`] = `
 {
-  "checksum": "571fda58aaccfee915b7fda4d0a17032",
+  "checksum": "c6d22e8f5ca998f884e8bc7a02089018",
   "content": {
     "edges": [
       {
@@ -29811,7 +29811,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 113,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29829,7 +29829,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 1112.075862240231,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29849,7 +29849,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 365.42388294050994,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 283,
       },
       {
@@ -29868,7 +29868,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 930.7055908254938,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 283,
       },
       {
@@ -29888,7 +29888,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 985.0646017506039,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29906,7 +29906,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 498,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29926,7 +29926,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 615,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 244,
       },
       {
@@ -29944,7 +29944,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 162,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29962,7 +29962,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 1299.5404330540307,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29980,7 +29980,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": -37,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -29998,7 +29998,7 @@ exports[`Write save file image-utilities.chn 1`] = `
           "y": 263,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
     ],
@@ -30014,7 +30014,7 @@ exports[`Write save file image-utilities.chn 1`] = `
 
 exports[`Write save file metal-specular.chn 1`] = `
 {
-  "checksum": "c2574c108021dd51bf0acf1b6b8af51c",
+  "checksum": "311b7ca9cafd26f2faea96588aaf754e",
   "content": {
     "edges": [
       {
@@ -30187,7 +30187,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 656,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30203,7 +30203,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 1200,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30221,7 +30221,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 1088,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30237,7 +30237,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 688,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30257,7 +30257,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 688,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 244,
       },
       {
@@ -30273,7 +30273,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 336,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30289,7 +30289,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 336,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30307,7 +30307,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 224,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30323,7 +30323,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 944,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30339,7 +30339,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 688,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30355,7 +30355,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 688,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30371,7 +30371,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 1040,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30390,7 +30390,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 624,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
       {
@@ -30406,7 +30406,7 @@ exports[`Write save file metal-specular.chn 1`] = `
           "y": 1040,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 240,
       },
     ],
@@ -30422,7 +30422,7 @@ exports[`Write save file metal-specular.chn 1`] = `
 
 exports[`Write save file model-scale.chn 1`] = `
 {
-  "checksum": "723b3312dc01002f397b4a73a0906450",
+  "checksum": "9df28fd4d207202e56e228df6911130f",
   "content": {
     "edges": [
       {
@@ -30452,7 +30452,7 @@ exports[`Write save file model-scale.chn 1`] = `
           "y": 219,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 517,
       },
       {
@@ -30468,7 +30468,7 @@ exports[`Write save file model-scale.chn 1`] = `
           "y": 713.9047452339597,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 503,
       },
     ],
@@ -30484,7 +30484,7 @@ exports[`Write save file model-scale.chn 1`] = `
 
 exports[`Write save file ncnn.chn 1`] = `
 {
-  "checksum": "91daec5ce818ee7ec6bb8d0398ee0ca9",
+  "checksum": "73a304afbd39d1f55cd829aa51ed945e",
   "content": {
     "edges": [
       {
@@ -30542,7 +30542,7 @@ exports[`Write save file ncnn.chn 1`] = `
           "y": 308,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
       {
@@ -30560,7 +30560,7 @@ exports[`Write save file ncnn.chn 1`] = `
           "y": 635,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 248,
       },
       {
@@ -30578,7 +30578,7 @@ exports[`Write save file ncnn.chn 1`] = `
           "y": 676,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -30594,7 +30594,7 @@ exports[`Write save file ncnn.chn 1`] = `
           "y": 321,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
     ],
@@ -30610,7 +30610,7 @@ exports[`Write save file ncnn.chn 1`] = `
 
 exports[`Write save file normal-map-generator.chn 1`] = `
 {
-  "checksum": "a10e41efc82e75a61af88724d73401fc",
+  "checksum": "02cddeece2dae38b2b2e4e807fabff4e",
   "content": {
     "edges": [
       {
@@ -30648,7 +30648,7 @@ exports[`Write save file normal-map-generator.chn 1`] = `
           "y": 878,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -30672,7 +30672,7 @@ exports[`Write save file normal-map-generator.chn 1`] = `
           "y": 339.0188609548806,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 282,
       },
       {
@@ -30688,7 +30688,7 @@ exports[`Write save file normal-map-generator.chn 1`] = `
           "y": 855.2046073651672,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 267,
       },
     ],
@@ -30704,7 +30704,7 @@ exports[`Write save file normal-map-generator.chn 1`] = `
 
 exports[`Write save file onnx-interpolate.chn 1`] = `
 {
-  "checksum": "5d03270fc2a910ba06d4d0ce31202921",
+  "checksum": "c84ff8946f7fe031a974c19389c5c372",
   "content": {
     "edges": [],
     "nodes": [
@@ -30724,7 +30724,7 @@ exports[`Write save file onnx-interpolate.chn 1`] = `
           "y": 144,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 247,
       },
     ],
@@ -30740,7 +30740,7 @@ exports[`Write save file onnx-interpolate.chn 1`] = `
 
 exports[`Write save file opacity.chn 1`] = `
 {
-  "checksum": "dda288a4f085618f72fb0f45407c600e",
+  "checksum": "ace8fd4e488a2a989c07dadfa3489b6b",
   "content": {
     "edges": [],
     "nodes": [
@@ -30759,7 +30759,7 @@ exports[`Write save file opacity.chn 1`] = `
           "y": 400,
         },
         "selected": true,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 241,
       },
     ],
@@ -30775,7 +30775,7 @@ exports[`Write save file opacity.chn 1`] = `
 
 exports[`Write save file pass-through.chn 1`] = `
 {
-  "checksum": "f5d05931efd1a97d41d47c8b843dd05e",
+  "checksum": "87e1b53719595c62ab149e82f6103c50",
   "content": {
     "edges": [
       {
@@ -30833,7 +30833,7 @@ exports[`Write save file pass-through.chn 1`] = `
           "y": 253.85412981498177,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 242,
       },
       {
@@ -30852,7 +30852,7 @@ exports[`Write save file pass-through.chn 1`] = `
           "y": 406.7388401632344,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 265,
       },
       {
@@ -30870,7 +30870,7 @@ exports[`Write save file pass-through.chn 1`] = `
           "y": 166,
         },
         "selected": false,
-        "type": "regularNode",
+        "type": "backendNode",
         "width": 257,
       },
       {
@@ -30886,7 +30886,7 @@ exports[`Write save file pass-through.chn 1`] = `
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 exports[`Write save file pytorch.chn 1`] = `
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@@ -33856,7 +33856,7 @@ consectetur adipiscing ...",
 
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+  "checksum": "b4f3795780610679465ab583acc9c514",
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@@ -34029,7 +34029,7 @@ exports[`Write save file text-pattern.chn 1`] = `
 
 exports[`Write save file unified-resize.chn 1`] = `
 {
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+  "checksum": "bbab5c2979a1266875aca9e2547b9957",
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@@ -34242,7 +34242,7 @@ exports[`Write save file unified-resize.chn 1`] = `
 
 exports[`Write save file utilities.chn 1`] = `
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+  "checksum": "0f86d0c30d666b198ec7706abd19dfc5",
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 exports[`Write save file video-frame-iterator.chn 1`] = `
 {
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+  "checksum": "2818c01a056faca1e4562490b785ee70",
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-        "type": "collector",
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