chore: reduce gateway memory limit, update startup command, and remove redundant build context from cli service

docker-compose.yml

@@ -8,7 +8,7 @@ services:
       resources:
         limits:
           cpus: '4'
-          memory: 12G
+          memory: 8G
         reservations:
           memory: 2G
     environment:
@@ -30,15 +30,11 @@ services:
     init: true
     restart: unless-stopped
     command:
-      [
-        "openclaw",
-        "gateway",
-        "--bind",
-        "${OPENCLAW_GATEWAY_BIND:-lan}",
-        "--port",
-        "18789",
-        "--allow-unconfigured"
-      ]
+      - /bin/bash
+      - -c
+      - |
+        openclaw config set gateway.controlUi.dangerouslyAllowHostHeaderOriginFallback true
+        exec openclaw gateway --bind "${OPENCLAW_GATEWAY_BIND:-lan}" --port 18789 --allow-unconfigured
     healthcheck:
       test:
         [
@@ -53,9 +49,6 @@ services:
       start_period: 20s
 
   openclaw-cli:
-    build:
-      context: .
-      dockerfile: ./Dockerfile
     image: openclaw-clawteam:latest
     pull_policy: build
     network_mode: "service:openclaw-gateway"