Add pytest action

.github/workflows/ci.yml

@@ -10,8 +10,20 @@ on:
       - "*.md"
   
 jobs:
+  pytest:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: "Install dependencies"
+        run: pip install -r requirements.txt && pip install -r test/requirements.txt
+
+      - name: "Run tests"
+        run: pytest -vvv
+  
   docker:
     runs-on: ubuntu-latest
+    needs: pytest
     steps:
       - name: Checkout
         uses: actions/checkout@v2