feat(songs): 歌曲管理支持批量驳回、投稿留言自动审查与排期范围可见性过滤

- 新增 /api/admin/songs/batch-reject.post 批量驳回接口（事务清排期/投票/扣接纳数/黑名单去重/异步通知）
- requireSongAdmin 三角色校验 + createApiError 统一错误包装
- scheduleDaysBefore/After 四字段排期可见范围限制（开放 API 与公开排期接口三处缓存路径 + DB 条件过滤）
- submissionNoteAutoModeration 基于黑名单 KEYWORD/LANGUAGE/GENRE 自动判定留言 publicStatus，命中自动关闭 submissionNotePublic
- 更新 songs/request.post 与 songs/[id]/update.put 接入自动审查逻辑

server/api/auth/register.post.ts

@@ -1,6 +1,7 @@
 import bcrypt from 'bcryptjs'
 import { db, eq, users } from '~/drizzle/db'
 import { JWTEnhanced } from '~~/server/utils/jwt-enhanced'
+import { createAuthSession } from '~~/server/utils/create-auth-session'
 import { emailVerificationCodes } from '~~/server/api/user/email/send-code.post'
 
 export default defineEventHandler(async (event) => {
@@ -109,7 +110,8 @@ export default defineEventHandler(async (event) => {
   }
 
   // 签发 JWT Token
-  const token = JWTEnhanced.generateToken(newUser.id, newUser.role)
+  const { token, jti } = JWTEnhanced.generateTokenWithJti(newUser.id, newUser.role)
+  await createAuthSession(event, { userId: newUser.id, jti, loginMethod: 'password' })
 
   const isSecure =
     getRequestURL(event).protocol === 'https:' ||