Add Clang-Format Linter Action

.github/workflows/build_and_test_compiler_zoo.yml

@@ -1,6 +1,6 @@
 name: Build and Test - Compiler Zoo
 
-on: [pull_request, workflow_dispatch] 
+on: [pull_request, workflow_dispatch, push] 
 
 env:
   GH_ACTIONS_TOOLCHAIN: .github/workflows/toolchains/gh-actions.cmake

.github/workflows/clang_format_lint.yaml

@@ -0,0 +1,22 @@
+name: Run clang-format
+
+on: [push]
+
+jobs:
+  linter:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: DoozyX/clang-format-lint-action@v0.16
+      with:
+        source: 'include test'
+        extensions: 'hpp,cxx,hpp.in,h,c'
+        clangFormatVersion: 15
+        inplace: True
+    - uses: EndBug/add-and-commit@v4
+      with:
+        author_name: Clang Robot
+        author_email: robot@example.com
+        message: 'Committing clang-format changes'
+      env:
+        GITHUB_TOKEN: ${{ secrets.CI_TOKEN }}