working 3 tier approach

.vscode/launch.json

@@ -1,20 +1,25 @@
 {
-  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
   "version": "0.2.0",
   "configurations": [
     {
-      "name": "ng serve",
-      "type": "chrome",
+      "name": "Backend (FastAPI)",
+      "type": "python",
       "request": "launch",
-      "preLaunchTask": "npm: start",
-      "url": "http://localhost:4200/"
+      "module": "uvicorn",
+      "args": ["app.main:app", "--reload", "--host", "0.0.0.0", "--port", "8000"],
+      "cwd": "${workspaceFolder}/backend",
+      "env": {
+        "DATABASE_URL": "postgresql+asyncpg://postgres:postgres@localhost:5432/kmountain"
+      },
+      "console": "integratedTerminal"
     },
     {
-      "name": "ng test",
+      "name": "Frontend (ng serve)",
       "type": "chrome",
       "request": "launch",
-      "preLaunchTask": "npm: test",
-      "url": "http://localhost:9876/debug.html"
+      "url": "http://localhost:4200",
+      "webRoot": "${workspaceFolder}/src",
+      "preLaunchTask": "Start Frontend"
     }
   ]
 }