add nginx as reverse proxy

docker/docker-compose.yaml

@@ -106,9 +106,8 @@ services:
       EXPERIMENTAL_ENGINE_RUST_VERSION: ${EXPERIMENTAL_ENGINE_RUST_VERSION}
       # configs
       WREN_PRODUCT_VERSION: ${WREN_PRODUCT_VERSION}
-    ports:
-      # HOST_PORT is the port you want to expose to the host machine
-      - ${HOST_PORT}:3000
+    expose:
+      - 3000
     volumes:
       - data:/app/data
     networks:
@@ -116,3 +115,14 @@ services:
     depends_on:
       - wren-ai-service
       - wren-engine
+
+  nginx:
+    image: nginx
+    volumes:
+      - ./nginx/nginx.conf:/etc/nginx/conf.d/default.conf
+    ports:
+      - 4000:80
+    networks:
+      - wren
+    depends_on:
+      - wren-ui

docker/nginx/nginx.conf

@@ -0,0 +1,18 @@
+upstream wren_ui_app {
+    server wren-ui:3000;
+}
+
+server {
+    location / {
+        # reverse proxy for next server
+        proxy_pass http://wren_ui_app; #Don't forget to update your port number
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host $host;
+        proxy_cache_bypass $http_upgrade;
+    }
+
+    listen 80 default_server;
+    listen [::]:80;
+}