fix: port mappings (3002 for app, 5434 for postgres) to avoid conflicts

Co-Authored-By: Paperclip <noreply@paperclip.ing>

deploy.sh

@@ -58,8 +58,8 @@ echo "Waiting for app to start..."
 sleep 5
 
 # Health check
-if curl -sf http://localhost:3000 > /dev/null 2>&1; then
-  echo "App is running at http://localhost:3000"
+if curl -sf http://localhost:3002 > /dev/null 2>&1; then
+  echo "App is running at http://localhost:3002"
 else
   echo "Warning: App may not be ready yet. Check logs with:"
   echo "  docker compose -p $PROJECT_NAME logs -f app"