[CI] Add cpp codestyle check

Signed-off-by: Andrew Shkrob <andrew.shkrob.social@yandex.by>

.github/workflows/cpp-code-check.yaml

@@ -0,0 +1,47 @@
+name: Cpp code check
+on:
+  pull_request:
+    paths:
+      - .github/workflows/cpp-code-check.yaml
+      - .clang-format
+      - '**/*.c'
+      - '**/*.cpp'
+      - '**/*.h'
+      - '**/*.hpp'
+      - '**/*.m'
+      - '**/*.mm'
+      - '!3party/**'
+
+jobs:
+  clang-format-check:
+    name: Clang-format check
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Calculate PR fetch depth
+        env:
+          COMMITS_COUNT: ${{ github.event.pull_request.commits }}
+        run: echo "PR_FETCH_DEPTH=$(($COMMITS_COUNT + 1))" >> "${GITHUB_ENV}"
+
+      - name: Checkout PR branch and all PR commits
+        uses: actions/checkout@v4
+        with:
+          repository: ${{ github.event.pull_request.head.repo.full_name }}
+          ref: ${{ github.event.pull_request.head.ref }}
+          fetch-depth: ${{ env.PR_FETCH_DEPTH }}
+
+      - name: Install clang-format tool
+        run: sudo apt install -y clang-format
+
+      - name: Check codestyle
+        env:
+          COMMITS_COUNT: ${{ github.event.pull_request.commits }}
+        run: |
+          git clang-format HEAD~$COMMITS_COUNT HEAD --extensions 'c,cpp,h,hpp,m,mm' --diff >> clang-format.diff
+
+      - name: Show clang-format diff
+        if: failure()
+        run: |
+          echo "Some files are not formatted correctly:"
+          echo "::group::clang-format.diff"
+          cat clang-format.diff
+          echo "::endgroup::"