diff --git a/panel_install.sh b/panel_install.sh
index 146a46a..7e3ba35 100755
--- a/panel_install.sh
+++ b/panel_install.sh
@@ -11,6 +11,7 @@ export LC_ALL=C
 DOCKER_COMPOSEV4_URL="https://raw.githubusercontent.com/bqlpfy/flux-panel/refs/heads/main/docker-compose-v4.yml"
 DOCKER_COMPOSEV6_URL="https://raw.githubusercontent.com/bqlpfy/flux-panel/refs/heads/main/docker-compose-v6.yml"
 GOST_SQL_URL="https://raw.githubusercontent.com/bqlpfy/flux-panel/refs/heads/main/gost.sql"
+PROXY_SH_URL="https://raw.githubusercontent.com/Lanlan13-14/flux-panel/refs/heads/main/proxy.sh"
 
 COUNTRY=$(curl -s https://ipinfo.io/country)
 if [ "$COUNTRY" = "CN" ]; then
@@ -18,6 +19,8 @@ if [ "$COUNTRY" = "CN" ]; then
     DOCKER_COMPOSEV4_URL="https://ghfast.top/${DOCKER_COMPOSEV4_URL}"
     DOCKER_COMPOSEV6_URL="https://ghfast.top/${DOCKER_COMPOSEV6_URL}"
     GOST_SQL_URL="https://ghfast.top/${GOST_SQL_URL}"
+
+PROXY_SH_URL="https://ghfast.top/${PROXY_SH_URL}"
 fi
 
 
@@ -150,7 +153,8 @@ show_menu() {
   echo "2. 更新面板"
   echo "3. 卸载面板"
   echo "4. 导出备份"
-  echo "5. 退出"
+  echo "5. 安装并配置反向代理（Caddy）"
+  echo "6. 退出"
   echo "==============================================="
 }
 
@@ -987,6 +991,39 @@ export_migration_sql() {
   fi
 }
 
+# ===================== 新增：安装并配置反向代理（Caddy） =====================
+install_reverse_proxy() {
+  echo "🚀 开始安装并配置 Caddy 反向代理..."
+  # 尽量读取前端端口作为反代后端端口的建议值
+  FRONTEND_HINT=""
+  if [[ -f ".env" ]]; then
+    ENV_FRONTEND_PORT=$(grep "^FRONTEND_PORT=" .env | cut -d'=' -f2 2>/dev/null || echo "")
+    if [[ -n "$ENV_FRONTEND_PORT" ]]; then
+      FRONTEND_HINT="$ENV_FRONTEND_PORT"
+    fi
+  fi
+
+  echo "📥 下载 proxy.sh ..."
+  if ! curl -fsSL "$PROXY_SH_URL" -o proxy.sh; then
+    echo "❌ 下载 proxy.sh 失败：$PROXY_SH_URL"
+    exit 1
+  fi
+  chmod +x proxy.sh
+
+  echo "ℹ️ 即将启动反代安装脚本。填写建议："
+  echo "   - 反向代理目标地址：建议填 127.0.0.1"
+  if [[ -n "$FRONTEND_HINT" ]]; then
+    echo "   - 反向代理目标端口：建议填 $FRONTEND_HINT（从 .env 读取的前端端口）"
+  else
+    echo "   - 反向代理目标端口：建议填 6366（默认前端端口）"
+  fi
+  echo "   - 其余选项按需选择（是否使用 DNS 验证、邮箱等）"
+
+  ./proxy.sh
+
+  echo "✅ 反向代理配置完成"
+}
+
 # 卸载功能
 uninstall_panel() {
   echo "🗑️ 开始卸载面板..."
@@ -1043,6 +1080,11 @@ main() {
         exit 0
         ;;
       5)
+        install_reverse_proxy
+        delete_self
+        exit 0
+        ;;
+      6)
         echo "👋 退出脚本"
         delete_self
         exit 0