docs: add upage usage instructions document

logto/.env

@@ -1,5 +1,7 @@
+TAG=1.31.0
 LOGTO_ENDPOINT=
 LOGTO_ADMIN_ENDPOINT=
+LOGTO_POSTGRES_PORT=
 LOGTO_POSTGRES_PASSWORD=postgres1
 LOGTO_CORE_PORT=3001
-LOGTO_ADMIN_PORT=3002
+LOGTO_ADMIN_PORT=3002

logto/docker-compose.yaml

@@ -20,6 +20,8 @@ services:
   postgres:
     image: postgres:17-alpine
     user: postgres
+    ports:
+      - ${LOGTO_POSTGRES_PORT:-5432}:5432
     environment:
       POSTGRES_USER: logto
       POSTGRES_PASSWORD: ${LOGTO_POSTGRES_PASSWORD}