fix(Typing): forgot to install mcp extra for type checking

Author: fubuloubu

.github/workflows/test.yaml

@@ -52,7 +52,7 @@ jobs:
         - name: Install Dependencies
           run: |
             python -m pip install --upgrade pip
-            pip install .[lint,test]
+            pip install .[lint,test,mcp]
 
         - name: Run MyPy
           run: mypy .