add lint only for modified files

.github/workflows/linter.yml

@@ -22,8 +22,6 @@ concurrency:
 env:
   DOTNET_VERSION: 6.0
   DOTNET_LEGACY_VERSION: 4.7.1
-  # uncomment to run the tests sequentially
-  #SEQUENTIAL_ENV: SEQUENTIAL_TEST_RUN
 
 jobs:
   run-linter:
@@ -36,11 +34,16 @@ jobs:
         uses: actions/setup-dotnet@v1
         with:
           dotnet-version: "6.0.x"
+      - name: Get changed files
+        id: changed-files
+        uses: tj-actions/changed-files@v43
       - name: Run linters
         uses: wearerequired/lint-action@v2
+        env: 
+          ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
         with:
+          dotnet_format_args: "--include ${{ALL_CHANGED_FILES}}"
           dotnet_format: true
           continue_on_error: false
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          check_name: ${linter} run
-          auto_fix: true
+          check_name: ${linter} run