Add VSCode debug launch conf (#43130)

.vscode/launch.json

@@ -0,0 +1,15 @@
+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Home Assistant",
+      "type": "python",
+      "request": "launch",
+      "module": "homeassistant",
+      "args": ["--debug", "-c", "config"]
+    }
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,8 @@
+{
+  "python.formatting.provider": "black",
+  // https://code.visualstudio.com/docs/python/testing#_pytest-configuration-settings
+  "python.testing.pytestEnabled": true,
+  // Added --no-cov to work around TypeError: message must be set
+  // https://github.com/microsoft/vscode-python/issues/14067
+  "python.testing.pytestArgs": ["--no-cov"]
+}