Add GitHub Actions workflow for linter check (#4)

Co-authored-by: gstraccini[bot] <150967461+gstraccini[bot]@users.noreply.github.com>

Author: guibranco

.github/workflows/linter.yml

@@ -0,0 +1,15 @@
+name: Linter check
+
+on:
+  workflow_dispatch:
+  pull_request:
+
+jobs:
+  linter-check:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - name: CSharpier Linter
+        uses: guibranco/github-csharpier-linter-action@v1.0.24