Change gateway auth mode to password using SETUP_PASSWORD

Dockerfile

@@ -12,7 +12,7 @@ RUN mkdir -p /root/.openclaw
 # Set up environment for Hugging Face Spaces
 ENV PORT=7860
 ENV OPENCLAW_GATEWAY_MODE=local
-ENV GATEWAY_TOKEN=openclaw
+ENV OPENCLAW_GATEWAY_PASSWORD=${SETUP_PASSWORD}
 
 # Expose the port (Hugging Face default)
 EXPOSE 7860
@@ -51,8 +51,8 @@ if [ ! -f /root/.openclaw/openclaw.json ]; then\n\
     "bind": "lan",\n\
     "port": 7860,\n\
     "auth": {\n\
-      "mode": "token",\n\
-      "token": "openclaw"\n\
+      "mode": "password",\n\
+      "password": "${SETUP_PASSWORD}"\n\
     },\n\
     "controlUi": {\n\
       "allowInsecureAuth": true\n\