Added in Option to Stub Update (#393)

* Added in stub updating.

* Fixed thing.

* Renamed job.

* Updated to include tokens.

* Added permissions.

* Added in staging .

* This is where it begins dayo.

* Updated README.md.

* Removed unecessary permission.

* Testing update.

.github/workflows/update-stubs.yml

@@ -0,0 +1,15 @@
+name: Update Stubs
+on:
+  workflow_dispatch:
+    inputs:
+jobs:
+  update_stubs:
+    runs-on: ubuntu-latest
+    permissions: { pull-requests: "write" }
+    steps:
+      - uses: actions/checkout@v2
+      - name: Update Stubs with LPM
+        env: { GITHUB_TOKEN: "${{ github.token }}" }
+        run: |
+          wget https://github.com/lite-xl/lite-xl-plugin-manager/releases/download/latest/lpm.x86_64-linux -O lpm && chmod +x lpm
+          ./lpm --plugin https://raw.githubusercontent.com/adamharrison/lite-xl-maintenance/latest/lpm-plugins/gh.lua gh check-stubs-update-pr --staging .

README.md

@@ -36,6 +36,10 @@ the manifest.json file should be updated to include any new plugins added, as sp
 pin the remote to a specific commit hash. Any plugin that is hosted not in a repository,
 but only with a `url` must provide a `checksum` that matches the existing plugin.*
 
+*Any commits specified with a `remote` will automatically be checked for updates to the `latest` branch, and PRs will
+automaticaly be created for them on a recurring basis to keep things up to date. Stubs can specify an alternate branch
+to follow with `extra.follow_branch`.*
+
 *Any non-conforming PRs will not be accepted. The table below will be updated automatically.*
 
 *Any entries marked with an asterisk are hosted on external repositories.*