refactor(core): migrate to Bun and converge acquisition policies and Agent boundaries

packages/adapters/src/sites/challenge.test.ts

@@ -22,7 +22,7 @@ const CF_JS_PAGE = `<html><head><title>Just a moment...</title></head><body>
 <script>window._cf_chl_opt={cType: 'non-interactive'}</script></body></html>`;
 const NORMAL = `<html><head><title>种子 - 观众</title><script src="/cdn-cgi/challenge-platform/scripts/jsd/main.js"></script></head><body>ok</body></html>`;
 
-function ctx(fetchImpl: typeof fetch) {
+function ctx(fetchImpl: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>) {
   return {
     siteId: "s1",
     fetch: fetchImpl,
@@ -32,7 +32,10 @@ function ctx(fetchImpl: typeof fetch) {
   };
 }
 const reply = (status: number, body: string, headers: Record<string, string> = {}) =>
-  (async () => new Response(body, { status, headers: { "content-type": "text/html", ...headers } })) as typeof fetch;
+  (async () => new Response(body, { status, headers: { "content-type": "text/html", ...headers } })) as (
+    input: RequestInfo | URL,
+    init?: RequestInit,
+  ) => Promise<Response>;
 
 describe("challengeRuleOfHtml", () => {
   it("挑战页标题 / 脚本特征命中;正常页面里注入的 challenge-platform 脚本不算", () => {
@@ -62,7 +65,7 @@ describe("detectChallenge", () => {
 
 describe("siteFetch 挑战分类", () => {
   const url = "https://audiences.example/torrents.php";
-  const kind = async (f: typeof fetch) => {
+  const kind = async (f: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>) => {
     try {
       await siteFetch(ctx(f), url);
       return "ok";

packages/adapters/src/sites/challenge.ts

@@ -130,7 +130,7 @@ async function peekBody(
   res: Response,
   max: number,
 ): Promise<{ head: Uint8Array<ArrayBuffer>; complete: boolean; res: Response }> {
-  const reader = (res.body as ReadableStream<Uint8Array>).getReader();
+  const reader = (res.body as unknown as ReadableStream<Uint8Array>).getReader();
   const chunks: Uint8Array[] = [];
   let total = 0;
   let complete = false;

packages/adapters/src/sites/deps.ts

@@ -5,7 +5,7 @@ import type { SecretResolver } from "./types.ts";
 
 export interface SiteAdapterDeps {
   secrets: SecretResolver;
-  fetch?: typeof globalThis.fetch;
+  fetch?: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
   /** 同站共享的限流器;不传则按站点定义新建(列表/搜索/详情/下载共享) */
   limiter?: SiteRateLimiter;
   now?: () => Date;

packages/adapters/src/sites/http.ts

@@ -6,7 +6,7 @@ import { SiteError } from "./types.ts";
 
 export interface SiteHttpContext {
   siteId: string;
-  fetch: typeof globalThis.fetch;
+  fetch: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
   limiter: SiteRateLimiter;
   timeoutMs: number;
   userAgent?: string;

packages/adapters/src/sites/login/nexusphp.ts

@@ -53,7 +53,7 @@ export interface NexusLoginInput {
   /** base32 TOTP 密钥 */
   totpSecret?: string | null;
   userAgent: string;
-  fetch?: typeof globalThis.fetch;
+  fetch?: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
   limiter?: { acquire(signal?: AbortSignal): Promise<void> };
   signal?: AbortSignal;
   timeoutMs?: number;

packages/adapters/src/sites/spider/challenge-page.test.ts

@@ -38,7 +38,7 @@ function adapter(body: string, status = 200, headers: Record<string, string> = {
     new Response(body, {
       status,
       headers: { "content-type": "text/html; charset=utf-8", ...headers },
-    })) as typeof fetch;
+    })) as (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
   const a = createSpiderSiteAdapter(audiencesDefinition, {
     baseUrl: "https://aud.test/",
     secrets: staticSecretResolver({ [audiencesDefinition.id]: { cookie: "c_secure_uid=1; c_secure_pass=abc" } }),

packages/adapters/src/sites/spider/detail-page.test.ts

@@ -176,7 +176,7 @@ describe("详情页扩展内容(憨憨 2026 真实结构:分节 div,无 #kdescr)
       paths.push(`${u.pathname}${u.search}`);
       const body = u.pathname === "/viewfilelist.php" ? HHANCLUB_FILELIST_FRAGMENT : HHANCLUB_DETAIL_PAGE_2026;
       return new Response(body, { status: 200, headers: { "content-type": "text/html; charset=utf-8" } });
-    }) as typeof globalThis.fetch;
+    }) as (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
     const limiter = createSiteRateLimiter({ minIntervalMs: 0 });
     const a = createSpiderSiteAdapter(hhanclubDefinition, {
       fetch,

packages/adapters/src/sites/spiders/testing.ts

@@ -30,7 +30,7 @@ export function testDef(
 export function adapterWith(
   def: SpecializedSiteDefinition,
   spider: SpecializedSpider,
-  fetchImpl: typeof globalThis.fetch,
+  fetchImpl: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>,
   secrets: Partial<Record<SiteCredentialKind, string>> = { cookie: "c=COOKIESECRET", apiKey: "APIKEYSECRET" },
 ): SiteAdapter {
   return createSpecializedSiteAdapter(def, spider, {
@@ -42,10 +42,14 @@ export function adapterWith(
 
 /** 包一层 fetch:命中 predicate 的请求返回合法 .torrent 字节 */
 export function withTorrent(
-  inner: typeof globalThis.fetch,
+  inner: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>,
   predicate: (url: URL) => boolean,
   name = "demo",
-): { fetch: typeof globalThis.fetch; infoHash: string; hits: Array<{ url: URL; headers: Headers }> } {
+): {
+  fetch: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
+  infoHash: string;
+  hits: Array<{ url: URL; headers: Headers }>;
+} {
   const t = buildFakeTorrent({ name });
   const hits: Array<{ url: URL; headers: Headers }> = [];
   const f = (async (input: string | URL | Request, init?: RequestInit) => {
@@ -58,7 +62,7 @@ export function withTorrent(
       });
     }
     return inner(input, init);
-  }) as typeof globalThis.fetch;
+  }) as (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
   return { fetch: f, infoHash: t.infoHash, hits };
 }
 

packages/adapters/src/sites/user-parsers/testing.ts

@@ -4,7 +4,7 @@ import type { SiteUserInfo, SiteUserParserOptions } from "./types.ts";
 
 export async function runParser(
   cls: SiteParserClass,
-  opts: Partial<SiteUserParserOptions> & { fetch: typeof globalThis.fetch },
+  opts: Partial<SiteUserParserOptions> & { fetch: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response> },
 ): Promise<SiteUserInfo> {
   const p = new cls({ siteName: "demo", url: "https://pt.example.com/", ...opts });
   await p.parse();

packages/adapters/src/sites/user-parsers/types.ts

@@ -92,7 +92,7 @@ export interface SiteUserParserOptions {
   apiUrl?: string | null;
   /** 是否读取未读消息正文(MP 全局设置 `SITE_MESSAGE`);默认 false。注意 MTorrent 读取后会标记已读 */
   fetchMessages?: boolean;
-  fetch?: typeof globalThis.fetch;
+  fetch?: (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
   /** 单请求超时(MP 固定 60s) */
   timeoutMs?: number;
   /** 共享站点限流器(与 list/search 共用) */