fix

.github/workflows/ci.yml

@@ -18,10 +18,12 @@ jobs:
     steps:
     - name: Checkout repository
       uses: actions/checkout@v2
+    - name: Install dependencies
+      run: |
+        apt-get install -y build-essential
     - name: lint
       run: make lint
-
-    - name: Install dependencies
+    - name: Build package
       run: |
         python -m pip install --upgrade pip
         pip install --no-build-isolation .