another attempt

Author: ExcessPhase

.github/workflows/ci.yml

@@ -15,9 +15,9 @@ jobs:
       uses: actions/checkout@v2
 
     - name: Set up C++ environment
-      uses: actions/setup-cpp@v2
-      with:
-        compiler: 'gcc'
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y build-essential cmake
 
     - name: Build
       run: |