Update Dockerfile

Dockerfile

@@ -1,22 +1,44 @@
 FROM node:20-slim
 
-RUN apt-get update && apt-get install -y git python3 make g++ && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y expect socat && rm -rf /var/lib/apt/lists/*
 
-# Install 9router from npm
 RUN npm install -g 9router
 
-# HF Spaces requires port 7860
-ENV PORT=7860
-ENV HOSTNAME=0.0.0.0
-ENV NEXT_PUBLIC_BASE_URL=https://gunnybd01-9router.hf.space
-ENV INITIAL_PASSWORD=123456
 ENV TERM=dumb
 ENV NO_COLOR=1
 ENV FORCE_COLOR=0
+ENV INITIAL_PASSWORD=123456
+ENV NEXT_PUBLIC_BASE_URL=https://gunnybd01-9router.hf.space
 
 EXPOSE 7860
 
-# start.sh: auto-answer any initial setup prompts then keep running
-RUN printf '#!/bin/sh\nset -e\nexec 9router\n' > /start.sh && chmod +x /start.sh
+# expect script: auto-select option 1 (Web UI) then keep the process alive
+RUN cat > /start.exp << 'EXPEOF'
+log_user 1
+set timeout 120
+spawn 9router
+expect {
+  "\$ " {
+    send "1\n"
+    sleep 9999
+  }
+  "Web UI" {
+    send "1\n"
+    sleep 9999
+  }
+  "Terminal UI" {
+    send "1\n"
+    sleep 9999
+  }
+  "20128" {
+    sleep 9999
+  }
+  timeout {
+    puts "TIMEOUT waiting for menu"
+    sleep 9999
+  }
+}
+EXPEOF
 
-CMD ["/bin/sh", "/start.sh"]
+# bridge port 20128 (9router default) to 7860 (HF Spaces required)
+CMD ["/bin/sh", "-c", "expect /start.exp & sleep 30 && socat TCP-LISTEN:7860,fork,reuseaddr TCP:localhost:20128"]