update the CI

Author: LalehB

.github/workflows/ci.yml

@@ -1,4 +1,5 @@
 name: ci
+
 on:
   push:
     branches:
@@ -10,19 +11,38 @@ defaults:
   run:
     shell: bash
 
-# Cancels a previous run if a new commit is made on the same pull request
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
   cancel-in-progress: true
 
-
 jobs:
+  clang-format-check:
+    name: Check code formatting
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Install clang-format
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y clang-format
+
+    - name: Run clang-format check
+      run: |
+        clang-format --version
+        files=$(git ls-files '*.cc' '*.cpp' '*.h' '*.hpp')
+        [ -z "$files" ] || clang-format --dry-run --Werror $files
+
   build:
+    name: Bazel tests
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
 
     runs-on: ${{ matrix.os }}
+    needs: [clang-format-check]  # Don't run build if format check fails
 
     steps:
     - name: Checkout repository
@@ -46,11 +66,5 @@ jobs:
       run: |
         brew install clang-format
 
-    - name: Check formatting
-      run: |
-        clang-format --version
-        files=$(git ls-files '*.cc' '*.h' '*.cpp' '*.hpp')
-        [ -z "$files" ] || clang-format --dry-run --Werror $files
-
     - name: Bazel tests
       run: bazel test src:all