feat(adapters): Alist / OpenList 客户端与测试用模拟服务

登录(永久令牌优先、账号密码换令牌缓存、401 自动重登)、list 分页、get/raw_url、mkdir/rename/remove、
copy/move 轮询异步任务与暂存目录改名、上传(三种哈希一遍读出、临时名、空闲超时、退避重试、As-Task)、
下载(Range 续传、直链过期重取、临时文件改名)、容量、每实例限速与脱敏。

Co-Authored-By: Claude Opus 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01Cxwgnn2pbzQ7rXv3rq7fei

packages/adapters/deno.json

@@ -1,7 +1,7 @@
 {
   "name": "@umt/adapters",
   "version": "0.3.34",
-  "exports": { ".": "./src/index.ts", "./fsworker": "./src/fs/fsworker.ts" },
+  "exports": { ".": "./src/index.ts", "./fsworker": "./src/fs/fsworker.ts", "./alist-mock": "./src/alist/mock.ts" },
   "tasks": {
     "test": "deno run -A npm:vitest run",
     "typecheck": "deno run -A npm:typescript/tsc --noEmit -p tsconfig.json"