split testing to it's own workflow

.github/workflows/busted.yml

@@ -0,0 +1,28 @@
+name: Unit Tests
+
+on: [pull_request, workflow_dispatch]
+
+jobs:
+  test-lua:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@master
+
+      - name: Setup lua
+        uses: leafo/gh-actions-lua@v9
+        with:
+          luaVersion: "5.1"
+
+      - name: Setup ‘luarocks’ 
+        uses: leafo/gh-actions-luarocks@v4
+
+      - name: Setup dependencies
+        run: |
+          luarocks install busted
+
+      - name: Run test
+        uses: lunarmodules/[email protected]
+        with:
+          args: --run=ci

.github/workflows/luacheck.yml

@@ -1,4 +1,4 @@
-name: Code Style and Test
+name: Code Style
 
 on: [pull_request, workflow_dispatch]
 
@@ -35,8 +35,3 @@ jobs:
           report_paths: 'report.xml'
           check_name: 'junit-report'
           annotate_notice: false
-
-      - name: Run test
-        uses: lunarmodules/[email protected]
-        with:
-          args: --run=ci