fix

Author: yhisaki

.github/workflows/ci.yml

@@ -114,6 +114,10 @@ jobs:
       - name: Install dependencies
         uses: ./.github/actions/install-dependencies
 
+      - name: Install lcov
+        run: |
+          sudo apt-get install -y lcov
+
       - name: Generate coverage report
         run: |
           xvfb-run -a --server-args="-screen 0 1024x768x24 -ac +extension GLX +render -noreset" make coverage