add clang-format to github action

.github/workflows/clang-format.yml

@@ -0,0 +1,43 @@
+name: "Check Clang Format"
+
+on: [push, pull_request]
+
+
+
+jobs:
+  clang-format:
+    name: "Clang Formatter"
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Checkout ${{ github.ref }} ( ${{ github.sha }} )"
+        uses: actions/checkout@v3
+        with:
+          persist-credentials: false
+          submodules: recursive
+
+      - name: Paths filter
+        uses: dorny/paths-filter@master
+        id: filter
+        with:
+          filters: |
+            file_changed:
+              - "**/*.cpp"
+              - "**/*.c"
+              - "**/*.h"
+              - "**/*.hpp"
+              - "**/*.cxx"
+
+
+      - name: "Format it!"
+        if: ${{ steps.filter.outputs.file_changed == 'true' }}
+        uses: DoozyX/clang-format-lint-action@master
+        id: check_format
+        with:
+          source: "./"
+          clangFormatVersion: 14
+          inplace: False
+          style: "file"
+
+      - name: Ignore it!
+        if: ${{ steps.filter.outputs.be_changes == 'false' }}
+        run: echo 'No need to check.'