feat: DSL 磁力聚合 — 搜索/解析/预览/投递 + cilisousuo 源 + 中英双语 + Docker 部署

server/api/torrent/[infohash].get.ts

@@ -0,0 +1,27 @@
+import { tryMongo } from '../../utils/mongo'
+import { getTorrent } from '../../utils/store'
+import { parseMagnet } from '../../utils/torrent'
+
+export default defineEventHandler(async (event) => {
+  const infoHash = String(getRouterParam(event, 'infohash') || '').toLowerCase()
+  if (!/^[a-f0-9]{40}$/.test(infoHash)) {
+    throw createError({ statusCode: 400, statusMessage: 'infoHash 格式不正确（应为 40 位 hex）' })
+  }
+
+  const doc = await tryMongo(() => getTorrent(infoHash))
+  if (doc) {
+    const { fileBase64, ...rest } = doc
+    return { torrent: { ...rest, hasFile: !!fileBase64 }, source: 'database' as const }
+  }
+
+  const magnet = String(getQuery(event).magnet || '').trim()
+  if (magnet) {
+    try {
+      return { torrent: await parseMagnet(magnet), source: 'query' as const }
+    } catch (err) {
+      throw createError({ statusCode: 400, statusMessage: err instanceof Error ? err.message : '磁力链解析失败' })
+    }
+  }
+
+  throw createError({ statusCode: 404, statusMessage: '该种子不在库中（MongoDB 未连接或未收录），请在链接上带上 magnet 参数' })
+})