feat: automate committing formatted code in GitHub Actions

Author: IanSkelskey

.github/workflows/format.yml

@@ -1,25 +1,37 @@
 name: Format Code
 
 on:
-    pull_request:
-        branches:
-            - dev
+  pull_request:
+    branches:
+      - dev
 
 jobs:
-    prettier-format:
-        runs-on: ubuntu-latest
+  prettier-format:
+    runs-on: ubuntu-latest
 
-        steps:
-            - name: Checkout repository
-              uses: actions/checkout@v2
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
 
-            - name: Set up Node.js
-              uses: actions/setup-node@v2
-              with:
-                  node-version: '20'
+      - name: Set up Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: '20'
 
-            - name: Install dependencies
-              run: npm install
+      - name: Install dependencies
+        run: npm install
 
-            - name: Run Prettier format
-              run: npm run format
+      - name: Run Prettier format
+        run: npm run format
+
+      - name: Commit changes
+        run: |
+          git config --global user.name 'github-actions[bot]'
+          git config --global user.email 'github-actions[bot]@users.noreply.github.com'
+          git add .
+          if ! git diff-index --quiet HEAD; then
+            git commit -m 'Format code with Prettier'
+            git push
+          fi
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}