fix: use shared db-network/redis_global, set container_name rs971_app

docker-compose.yml

@@ -1,5 +1,6 @@
 services:
   php:
+    container_name: rs971_app
     build:
       context: .
       dockerfile: docker/php/Dockerfile
@@ -7,12 +8,9 @@ services:
     volumes:
       - ./backend:/app
       - ./frontend/dist:/app/public/spa
-    depends_on:
-      - db
-      - redis
     networks:
-      - internal
       - traefik-public
+      - db-network
     labels:
       - "traefik.enable=true"
       - "traefik.http.routers.sargasses.rule=Host(`radarsargasses971.com`)"
@@ -22,31 +20,10 @@ services:
       - "traefik.http.services.sargasses.loadbalancer.server.port=80"
       - "traefik.docker.network=traefik-public"
 
-  db:
-    image: postgis/postgis:16-3.4
-    restart: unless-stopped
-    environment:
-      POSTGRES_DB: ${POSTGRES_DB:-sargasses_db}
-      POSTGRES_USER: ${POSTGRES_USER:-rs971_user}
-      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-changeme}
-    volumes:
-      - db_data:/var/lib/postgresql/data
-    networks:
-      - internal
-
-  redis:
-    image: redis:7-alpine
-    restart: unless-stopped
-    volumes:
-      - redis_data:/data
-    networks:
-      - internal
-
-volumes:
-  db_data:
-  redis_data:
+volumes: {}
 
 networks:
-  internal:
   traefik-public:
     external: true
+  db-network:
+    external: true