remove dumb error

apps/koillection/docker-compose.yml

@@ -8,7 +8,7 @@ services:
         ports:
             - ${APP_PORT}:80
         depends_on:
-            - db
+            - koillection-db
         volumes:
             - ${APP_DATA_DIR}/data/uploads:/uploads
         environment:
@@ -62,8 +62,8 @@ services:
         restart: unless-stopped
         environment:
             - POSTGRES_DB=koillection
-            - POSTGRES_USER=root
-            - POSTGRES_PASSWORD=root
+            - POSTGRES_USER={KOILLECTION_DB_USER}
+            - POSTGRES_PASSWORD={KOILLECTION_DB_PASSWORD}
             
         volumes:
             - ${APP_DATA_DIR}/data/volumes/postgresql:/var/lib/postgresql/data