Update application ports to 3051 and enhance frontend/backend configurations

README.md

@@ -52,7 +52,7 @@ docker-compose up --build
 ### 3. Access Application
 
 - **Frontend**: http://localhost:3050
-- **Backend API**: http://localhost:3001
+- **Backend API**: http://localhost:3051
 - **Database**: localhost:5432 (PostgreSQL with PostGIS)
 
 ## 🎮 How to Use
@@ -220,7 +220,7 @@ npm run dev
 ```bash
 # Find process using port
 lsof -i :3050
-lsof -i :3001
+lsof -i :3051
 
 # Kill process
 kill -9 <PID>