Laravel Pint: Automatically fix code style

GitHub Actions isn't able to fix code style issues on forks though.

See statamic/cms#8379 for context.

Author: duncanmcclean

.github/workflows/pint-fix.yml

@@ -0,0 +1,29 @@
+name: Fix PHP code style issues
+
+on:
+  push:
+    paths:
+      - '**.php'
+
+permissions:
+  contents: write
+
+jobs:
+  fix-php-code-styling:
+    runs-on: ubuntu-latest
+    if: github.repository_owner == 'statamic'
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ github.head_ref }}
+          token: ${{ secrets.PINT }}
+
+      - name: Fix PHP code style issues
+        uses: aglipanci/[email protected]
+
+      - name: Commit changes
+        uses: stefanzweifel/git-auto-commit-action@v4
+        with:
+          commit_message: Fix styling