diff --git a/frontend/src/hooks/use-selected-skill-listener.ts b/frontend/src/hooks/use-selected-skill-listener.ts
deleted file mode 100644
index fc20d66d..00000000
--- a/frontend/src/hooks/use-selected-skill-listener.ts
+++ /dev/null
@@ -1,152 +0,0 @@
-import { useSearchParams } from "next/navigation";
-import { useEffect, useCallback, useState, useRef } from "react";
-import { toast } from "sonner";
-
-import { bootstrapRemoteSkill } from "@/core/skills/api";
-
-/** 宿主页发过来的 selectedSkill 消息结构 */
-interface SelectedSkillMessage {
-  type: "selectedSkill";
-  id: number | string;
-  title: string;
-}
-
-/** 技能基础数据 */
-interface SkillData {
-  skill_id: string;
-  title: string;
-}
-
-/** 错误信息状态 */
-interface SkillError {
-  title: string;
-  message: string;
-}
-
-interface UseSelectedSkillListenerOptions {
-  /** 当前会话 thread_id，用于调用 bootstrapRemoteSkill */
-  threadId: string | null;
-}
-
-interface UseSelectedSkillListenerReturn {
-  /** 当前选中的技能数据（用于 UI 展示，如 Badge） */
-  selectedSkill: SkillData | null;
-  /** 当前错误信息，不为 null 时展示 DevDialog */
-  skillError: SkillError | null;
-  /** 清除错误信息（关闭 DevDialog 时调用） */
-  clearSkillError: () => void;
-  /** 是否正在加载（处理 skill 中） */
-  isBootstrapping: boolean;
-}
-
-/**
- * 监听宿主页通过 postMessage 发送的 selectedSkill 消息或 URL 中的 skill 参数，
- * 收到后自动调用 bootstrapRemoteSkill 接口：
- * - 成功：使用 toast 提示
- * - 失败：返回 skillError 供 DevDialog 显示
- */
-export function useSelectedSkillListener({
-  threadId,
-}: UseSelectedSkillListenerOptions): UseSelectedSkillListenerReturn {
-  const searchParams = useSearchParams();
-  const [selectedSkill, setSelectedSkill] = useState<SkillData | null>(null);
-  const [skillError, setSkillError] = useState<SkillError | null>(null);
-  const [isBootstrapping, setIsBootstrapping] = useState(false);
-
-  const isFirstLoadRef = useRef(false);
-  const skillBootstrappedKeyRef = useRef<string | null>(null);
-
-  const performBootstrap = useCallback(
-    async (id: number | string, title: string) => {
-      if (!threadId) return;
-
-      const languageTypeRaw =
-        searchParams.get("languageType")?.trim() ??
-        searchParams.get("language_type")?.trim();
-      const languageType = languageTypeRaw ? Number(languageTypeRaw) : 0;
-
-      const initKey = `${threadId}:${id}:${languageType}`;
-      if (skillBootstrappedKeyRef.current === initKey) {
-        return;
-      }
-
-      console.log(
-        `[useSelectedSkillListener] 开始初始化技能: ${title} (${id})`,
-      );
-      setIsBootstrapping(true);
-      toast.loading(`正在加载技能「${title}」...`, { id: "skill-bootstrap" });
-
-      try {
-        const result = await bootstrapRemoteSkill({
-          thread_id: threadId,
-          content_id: Number(id),
-          language_type: languageType,
-          target_dir: "/mnt/user-data/uploads/skill",
-          clear_target: true,
-        });
-
-        toast.dismiss("skill-bootstrap");
-
-        if (result.success) {
-          skillBootstrappedKeyRef.current = initKey;
-          toast.success(`技能「${title}」加载成功`, {
-            description:
-              result.message || `已创建 ${result.created_files} 个文件`,
-            duration: 4000,
-          });
-        } else {
-          setSkillError({
-            title: `技能「${title}」加载失败`,
-            message: result.message || "未知错误",
-          });
-        }
-      } catch (err) {
-        toast.dismiss("skill-bootstrap");
-        const message = err instanceof Error ? err.message : "网络请求失败";
-        setSkillError({ title: `技能「${title}」加载出错`, message });
-      } finally {
-        setIsBootstrapping(false);
-      }
-    },
-    [threadId, searchParams],
-  );
-
-  // 1. URL 初始化集成
-  useEffect(() => {
-    if (!threadId || isFirstLoadRef.current) return;
-
-    const skillIdFromQuery = searchParams.get("skill_id");
-    const titleFromQuery = searchParams.get("title");
-    if (skillIdFromQuery && titleFromQuery) {
-      isFirstLoadRef.current = true;
-      setSelectedSkill({ skill_id: skillIdFromQuery, title: titleFromQuery });
-      void performBootstrap(skillIdFromQuery, titleFromQuery);
-    }
-  }, [threadId, searchParams, performBootstrap]);
-
-  const handleMessage = useCallback(
-    (event: MessageEvent) => {
-      const data = event.data as SelectedSkillMessage;
-      if (data?.type !== "selectedSkill") return;
-
-      const { id, title } = data;
-      console.log(
-        "[useSelectedSkillListener] 收到 postMessage selectedSkill:",
-        data,
-      );
-
-      setSelectedSkill({ skill_id: String(id), title });
-      void performBootstrap(id, title);
-    },
-    [performBootstrap],
-  );
-
-  useEffect(() => {
-    window.addEventListener("message", handleMessage);
-    return () => window.removeEventListener("message", handleMessage);
-  }, [handleMessage]);
-
-  const clearSkillError = useCallback(() => setSkillError(null), []);
-
-  return { selectedSkill, skillError, clearSkillError, isBootstrapping };
-}