feat(admin): 新增全套运营管理功能，修复核心路由bug及后端seed问题

修复Vue Admin布局中RouterView未绑定唯一key的问题，解决RBAC系统资源页面切换后内容不刷新的ISSUE-001故障，新增routeViewKey工具函数区分路由实例
完善路由配置，新增admin空路径路由，修复路由命名空路径告警
新增媒体管理、运维发布/重置页面，补全全站路由注册与动态路由过滤逻辑
新增玩法、线索、管家、系统资源管理的全套工具函数、业务组件及单元测试用例
修复后端app/seed.py中媒体资源重复检测未考虑会话内pending资源的bug，新增对应测试验证修复逻辑
修正alembic迁移版本0015的依赖关系，删除废弃的旧迁移文件
优化后端系统接口的字典序列化逻辑，简化重复代码
添加QA验收报告与相关测试截图，完善项目测试覆盖

WonderQ-Admin-UI-Vue/src/lib/system-resource.ts

@@ -0,0 +1,40 @@
+import { ref, watch, type Ref } from "vue";
+import { getSystemResource } from "@/api/client";
+
+export type SystemResourceResponse = { items: unknown[] };
+export type SystemResourceFetcher = (resource: string) => Promise<SystemResourceResponse>;
+
+function errorMessage(error: unknown) {
+  return error instanceof Error ? error.message : "系统数据加载失败";
+}
+
+export function useSystemResource(
+  resource: Readonly<Ref<string>>,
+  fetcher: SystemResourceFetcher = getSystemResource,
+) {
+  const items = ref<unknown[]>([]);
+  const loading = ref(true);
+  const error = ref("");
+  let requestVersion = 0;
+
+  const load = async () => {
+    const currentVersion = ++requestVersion;
+    loading.value = true;
+    error.value = "";
+    try {
+      const response = await fetcher(resource.value);
+      if (currentVersion !== requestVersion) return;
+      items.value = response.items;
+    } catch (err) {
+      if (currentVersion !== requestVersion) return;
+      items.value = [];
+      error.value = errorMessage(err);
+    } finally {
+      if (currentVersion === requestVersion) loading.value = false;
+    }
+  };
+
+  watch(resource, load, { immediate: true });
+
+  return { items, loading, error, reload: load };
+}