Add single domain gateway routing

ai_knowledge_base_v2/docker-compose.dev.yml

@@ -72,7 +72,7 @@ services:
       context: ./apps/user-client
     container_name: ai_kb_v2_user_client
     environment:
-      VITE_API_BASE_URL: http://127.0.0.1:8100/api
+      VITE_API_BASE_URL: /api
     ports:
       - "5173:5173"
     depends_on:
@@ -83,12 +83,24 @@ services:
       context: ./apps/admin-web
     container_name: ai_kb_v2_admin_web
     environment:
-      VITE_API_BASE_URL: http://127.0.0.1:8100/api
+      VITE_API_BASE_URL: /api
     ports:
       - "5174:5174"
     depends_on:
       - backend
 
+  gateway:
+    image: nginx:1.27-alpine
+    container_name: ai_kb_v2_gateway
+    ports:
+      - "8080:80"
+    volumes:
+      - ./deploy/gateway.conf:/etc/nginx/conf.d/default.conf:ro
+    depends_on:
+      - backend
+      - user-client
+      - admin-web
+
   frpc:
     build:
       context: .
@@ -99,11 +111,11 @@ services:
       FRP_SERVER_PORT: ${FRP_SERVER_PORT:-7000}
       FRP_AUTH_TOKEN: ${FRP_AUTH_TOKEN}
       FRP_PROXY_NAME: ${FRP_PROXY_NAME:-qa-backend}
-      FRP_LOCAL_IP: ${FRP_LOCAL_IP:-backend}
-      FRP_LOCAL_PORT: ${FRP_LOCAL_PORT:-8100}
+      FRP_LOCAL_IP: ${FRP_LOCAL_IP:-gateway}
+      FRP_LOCAL_PORT: ${FRP_LOCAL_PORT:-80}
       FRP_CUSTOM_DOMAINS: ${FRP_CUSTOM_DOMAINS}
     depends_on:
-      - backend
+      - gateway
     restart: unless-stopped
 
 volumes: