restructure backend folder and database

apps/backend/docker-compose.yml

@@ -1,10 +1,14 @@
 ### Backend (./apps/backend/docker-compose.yml)
+include:
+    - ./database/docker-compose.yml
 services:
   backend:
         container_name: ${INFRASTRUCTURE_LABEL:-default}-backend-laravel-${ENVIRONMENT:-development}
         profiles: ["laravel", "backend", "all", "app"]
         env_file:
             - ../../env/${ENVIRONMENT:-development}/.env.backend
+        volumes:
+          - ./src/entrypoint.sh:/usr/local/bin/entrypoint.sh
         depends_on:  
             - database
         build:
@@ -13,7 +17,7 @@ services:
         networks:
             - backend
         labels:
-            - "traefik.enable=${TRAEFIK_ENABLE}"
+            - "traefik.enable=${TRAEFIK_ENABLE:-false}"
             - "traefik.http.routers.backend.entrypoints=${TRAEFIK_ENTRYPOINT}"
             - "traefik.http.routers.backend.rule=Host(`${BACKEND_DOMAIN}`)"
             - "traefik.http.routers.backend.tls=true"