feat(filelib): 移除最近打开模块(ADR-0032,supersede ADR-0031 对应半部)

- FileLibRecentVisit 删表(手写迁移;表当日新建无生产数据)
- recentService/recentRoutes/RecentView 删除;GridLibraryView 埋点与
  navTarget 跳转一并移除;types 清 RecentEntry
- 左栏保留 文件库/回收站(ADR-0031 回收站半部不受影响)
- breadcrumb 的 role 字段保留(独立可用的增量字段)

hub/src/database/routes/databaseRoutes.ts

@@ -29,7 +29,6 @@ import { registerFileLibRoutes } from "./filelibRoutes.js";
 import { registerFileRoutes } from "./fileRoutes.js";
 import { registerMemberGroupRoutes } from "./memberGroupRoutes.js";
 import { registerBinRoutes } from "./binRoutes.js";
-import { registerRecentRoutes } from "./recentRoutes.js";
 import { registerTeacherApp } from "./teacherApp.js";
 import { createInMemoryVersionStore } from "../filelib/versionStore.js";
 import { createMemberGroupResolver } from "../filelib/memberGroupResolver.js";
@@ -164,7 +163,6 @@ export async function registerDatabaseRoutes(
   await registerFileRoutes(app, filelibDeps);
   await registerMemberGroupRoutes(app, filelibDeps);
   await registerBinRoutes(app, filelibDeps);
-  await registerRecentRoutes(app, filelibDeps);
   await registerTeacherApp(app, {
     prisma: config.prisma,
     sessionSecret: config.sessionSecret,