fix(advanced_uninstall): 补充安装luci-lua-runtime依赖

在高级卸载功能中添加依赖检查，当未安装luci-lua-runtime时自动下载安装

lib/lib-common.sh

@@ -342,6 +342,21 @@ do_install_ui_helper() {
 # ============================================================================
 advanced_uninstall() {
     opkg update >/dev/null 2>&1 && opkg install bash || echo "bash 已存在"
+    
+    if ! opkg list-installed | grep -q "luci-lua-runtime"; then
+        echo "📥 正在下载 luci-lua-runtime 依赖..."
+        wget -O /tmp/luci-lua-runtime.ipk "https://repo.istoreos.com/repo/all/compat/luci-lua-runtime_0.00-r0_all.ipk" || {
+            echo "❌ 下载 luci-lua-runtime 失败"
+            return 1
+        }
+        opkg install /tmp/luci-lua-runtime.ipk || {
+            echo "❌ 安装 luci-lua-runtime 失败"
+            return 1
+        }
+        rm -f /tmp/luci-lua-runtime.ipk
+        echo "✅ luci-lua-runtime 安装成功"
+    fi
+    
     echo "📥 正在下载高级卸载插件..."
     wget -O /tmp/advanced_uninstall.run $HTTP_HOST/uninstall/luci-app-uninstall.run
     sh /tmp/advanced_uninstall.run