Update C/C++ CI workflow configuration

Author: dingonzo

.github/workflows/c-cpp.yml

@@ -1,3 +1,15 @@
+name: C/C++ CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
     steps:
     - name: Checkout code
       uses: actions/checkout@v4