change vscode settings

.vscode/extensions.json

@@ -0,0 +1,8 @@
+{
+    "recommendations": [
+        "ms-python.black-formatter",
+        "ms-python.python",
+        "ms-python.vscode-pylance",
+        "ms-python.debugpy",
+    ]
+}

.vscode/settings.json

@@ -4,8 +4,9 @@
     ],
     "python.testing.unittestEnabled": false,
     "python.testing.pytestEnabled": true,
-    "python.analysis.typeCheckingMode": "basic",
+    "python.analysis.typeCheckingMode": "strict",
     "[python]": {
-        "editor.defaultFormatter": "ms-python.black-formatter"
+        "editor.defaultFormatter": "ms-python.black-formatter",
+        "editor.formatOnSave": true
     },
 }