Set developer settings when using the devcontainer in python folder (#157)

This change configures hatch to set up the python virtual environment in the project folder when using the dev container. We also set the python interpreter path to the hatch virtual environment.

Author: hillary-mutisya

python/.devcontainer/devcontainer.json

@@ -13,8 +13,20 @@
 	"forwardPorts": [7860,7861,7862,7863,7864,7865,7866,7867,7868,7869,7870],
 
 
-	// Configure tool-specific properties.
-	// "customizations": {},
+	 // Configure tool-specific properties.
+	 "customizations": {
+	     "vscode": {
+	        "extensions": [
+	            "ms-python.python",
+	            "ms-python.vscode-pylance"
+	        ],
+	        "settings": {
+	            "python.defaultInterpreterPath": "/workspaces/TypeChat/python/.hatch/typechat/bin/python3.12"
+	        }
+	     }
+         },
+
+	"postCreateCommand": "hatch config set dirs.env.virtual .hatch; hatch config update;hatch env create"
 
 	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
 	// "remoteUser": "root"