fix: set API port by default on development to 3002

gmus-backend/docker-compose.yml

@@ -13,7 +13,7 @@ services:
     networks:
       - net_gmus_dev
     ports:
-      - ${PORT}:80
+      - 3002:80
     env_file:
       - .env
     environment:

gmus-web/.env.example

@@ -1 +1 @@
-REACT_APP_API_URL=http://localhost:3000
+REACT_APP_API_URL=http://localhost:3002