docs: stage before wave 1 merge

docker-compose.yml

@@ -5,6 +5,8 @@ services:
       POSTGRES_USER: gearbox
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
       POSTGRES_DB: gearbox
+    ports:
+      - "5432:5432"
     volumes:
       - pgdata:/var/lib/postgresql/data
       - ./docker/init-logto-db.sql:/docker-entrypoint-initdb.d/init-logto-db.sql