Chore/fix bugs

README.md

@@ -97,7 +97,7 @@ services:
 
 ```bash
 # The postgres service is executed separated to be possible reuse this service to other applications that use PostgreSQL
-docker compose up -f docker-compose-postgres.yml -d
+docker compose -f docker-compose-postgres.yml up -d
 docker compose up -d
 docker compose -d
 ```

docker-compose-postgres.yml

@@ -1,23 +1,17 @@
 networks:
-  postgres:
-    external: true
-    name: postgres
+  internal:
+    driver: bridge
 
 services:
   postgres:
-    image: postgres:11-alpine
+    image: postgres:17-alpine
     restart: always
     volumes:
       - ./volumes/postgres/data:/var/lib/postgresql/data
     environment:
-      - POSTGRES_DB
-      - POSTGRES_USER
+      - POSTGRES_DB=${POSTGRES_DB:-nextcloud}
+      - POSTGRES_USER=${POSTGRES_USER:-nextcloud}
       - POSTGRES_PASSWORD
     networks:
-      - postgres
-  app:
-    networks:
-      - postgres
-  cron:
-    networks:
-      - postgres
+      - internal
+