Add linting pipeline

.github/workflows/lint.yml

@@ -0,0 +1,22 @@
+---
+name: Lint
+
+on:
+  push:
+    branches:
+      - '*'
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  stylua:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: JohnnyMorganz/stylua-action@v3
+        with:
+          version: latest
+          token: ${{ secrets.GITHUB_TOKEN }}
+          args: --color always --check lua