ci: create pr workflow

Author: hozlucas28

.github/workflows/format-code-on-pr.yml

@@ -0,0 +1,38 @@
+name: 'Format code on pull request'
+
+on:
+    pull_request:
+        branches-ignore:
+            - Master
+        paths:
+            - '**.c'
+            - '**.h'
+
+jobs:
+    clang-format:
+        name: Format code
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v4
+              with:
+                  ref: ${{github.head_ref}}
+
+            - name: Install clang-format (formatter tool)
+              run: sudo apt-get install clang-format
+
+            - name: Run clang-format
+              run: find . -name '*.c' -o -name '*.h' | xargs clang-format -i -style=file
+
+            - 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 .
+                  git diff-index --quiet HEAD || git commit -m "ci: format code"
+
+            - name: Push changes
+              uses: ad-m/[email protected]
+              with:
+                  branch: ${{ github.head_ref }}
+                  github_token: ${{ secrets.GITHUB_TOKEN }}