fix(nitro-import): permissions/user-avatar 引用路径统一改为 ~~/server/utils 别名，解决 Rollup UNRESOLVED_IMPORT

server/api/admin/users/index.post.ts

@@ -2,7 +2,7 @@ import bcrypt from 'bcryptjs'
 import { db } from '~/drizzle/db'
 import { users } from '~/drizzle/schema'
 import { eq } from 'drizzle-orm'
-import { getRoleLevel, isRoleHigher, canManageUserRole } from '~~/server/utils/permissions.js'
+import { getRoleLevel, isRoleHigher, canManageUserRole } from '~~/server/utils/permissions'
 
 export default defineEventHandler(async (event) => {
   // 检查认证和权限