Run linting in devcontainer

Author: eel76-hmi

.github/workflows/devcontainer-command.yml

@@ -0,0 +1,34 @@
+name: devcontainer command
+
+on:
+  workflow_call:
+    inputs:
+      run_cmd:
+        required: true
+        type: string
+        description: 'Command to run in the dev container'
+
+jobs:
+  devcontainer-command:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    
+    steps:
+      - uses: actions/checkout@v4
+      
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      
+      - name: Run command in devcontainer
+        uses: devcontainers/[email protected]
+        with:
+          imageName: ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}-devcontainer
+          cacheFrom: ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}-devcontainer
+          push: always
+          runCmd: ${{ inputs.run_cmd }}

.github/workflows/lint.yml

@@ -1,19 +1,13 @@
 name: lint
 
-on:
-  push:
-    branches: [ "main" ]
+on: # rebuild any PRs and main branch changes
   pull_request:
-    branches: [ "main" ]
+  push:
+    branches:
+      - main
 
 jobs:
   lint:
-    runs-on: ubuntu-latest
-    
-    steps:
-    - uses: actions/checkout@v4
-    
-    - name: Check formatting
-      run: |
-        find examples include tests -name '*.cpp' -o -name '*.h' |
-        xargs clang-format -style=file -i # --dry-run --Werror
+    uses: ./.github/workflows/devcontainer-command.yml
+    with:
+      run_cmd: pre-commit run --all-files --show-diff-on-failure