customizing filter

.gitea/workflows/yaml-lint.yml

@@ -22,7 +22,23 @@ jobs:
           sudo apt-get update
           sudo apt-get install -y yamllint
 
-      - name: Run yamllint
-        # Lint all YAML/YML files in the repo
+      - name: Run yamllint on changed YAML files
         run: |
-          yamllint .
+          set -e
+
+          # Fetch base branch so git diff works in PRs
+          git fetch origin "${{ gitea.base_ref }}"
+
+          # Get changed YAML files
+          files=$(git diff --name-only origin/${{ gitea.base_ref }}...HEAD \
+            | grep -E '\.(yml|yaml)$' || true)
+
+          if [ -z "$files" ]; then
+            echo "✅ No YAML files changed"
+            exit 0
+          fi
+
+          echo "🔍 Linting changed files:"
+          echo "$files"
+
+          yamllint -f parsable $files