chore: Adds VS Code settings for Python and UI

- Configures Python environment and analysis paths.
- Customizes VS Code workbench colors for improved UI.

.vscode/settings.json

@@ -0,0 +1,15 @@
+{
+    "python.envFile": "${workspaceFolder}/.env",
+    "python.analysis.extraPaths": [
+        "src"
+    ],
+    "workbench.colorCustomizations": {
+        "activityBar.activeBackground": "#a9e3ea",
+        "activityBar.background": "#a9e3ea",
+        "activityBar.foreground": "#15202b",
+        "activityBar.inactiveForeground": "#15202b99",
+        "activityBarBadge.background": "#d965cd",
+        "activityBarBadge.foreground": "#15202b"
+    },
+    "peacock.color": "#80d5e0"
+}