添加文件变更检查步骤以决定是否执行构建和部署

.gitea/workflows/dev.yaml

@@ -6,7 +6,38 @@ on:
     types: [opened,synchronize]
 
 jobs:
+  check-file-changes:
+    runs-on: ubuntu-latest
+    outputs:
+      should_run: ${{ steps.filter.outputs.should_run }}
+    steps:
+      - name: 🚚 Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      
+      - name: 📑 Check changed files
+        id: filter
+        run: |
+          CHANGED_FILES=$(git diff --name-only ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} || git diff --name-only HEAD~1 HEAD)
+          
+          MD_ONLY=true
+          for file in $CHANGED_FILES; do
+            if [[ ! $file =~ \.md$ ]]; then
+              MD_ONLY=false
+              break
+            fi
+          done
+          
+          if [ "$MD_ONLY" = false ] || [ -z "$CHANGED_FILES" ]; then
+            echo "should_run=true" >> $GITHUB_OUTPUT
+          else
+            echo "should_run=false" >> $GITHUB_OUTPUT
+          fi
+
   build-and-deploy:
+      needs: check-file-changes
+      if: ${{ needs.check-file-changes.outputs.should_run == 'true' || github.event_name == 'workflow_dispatch' }}
       runs-on: ubuntu-latest
       permissions:
         contents: read