feat: trust the fixed proxy network for client addresses in compose deployments

compose.prod.yaml

@@ -53,6 +53,7 @@ services:
     environment:
       ALISTEN_PUBLIC_URL: https://${ALISTEN_DOMAIN}
       STORAGE_PUBLIC_URL: ${STORAGE_PUBLIC_URL}
+      ALISTEN_TRUSTED_PROXIES: ${ALISTEN_TRUSTED_PROXIES:-172.31.250.0/24}
     networks:
       - backend
       - db
@@ -115,6 +116,10 @@ services:
 networks:
   proxy:
     name: proxy
+    # traefik 经这个网络转发请求，serve 默认信任这个网段传来的 X-Forwarded-For。与已有的 docker 网络冲突时改这里，并同步修改 ALISTEN_TRUSTED_PROXIES。
+    ipam:
+      config:
+        - subnet: 172.31.250.0/24
   backend:
     name: alisten-backend
   db: