#!/usr/bin/env python3
import io
p = '/opt/dshs/src/web/routes/admin.ts'
s = io.open(p, encoding='utf-8').read()
anchor = "  app.get('/api/admin/users', { preHandler: requireAdmin },"
assert anchor in s
new = """  // 档案 28：存储用量面板（读取维护脚本生成的快照文件，避免每次请求都 du）
  app.get('/api/admin/storage', { preHandler: requireAdmin }, async () => {
    const { readFileSync } = await import('node:fs')
    try {
      return JSON.parse(readFileSync(process.env.DSH_STORAGE_REPORT ?? '/var/run/dsh-storage-report.json', 'utf8'))
    } catch {
      return { generatedAt: null, users: [], note: '报告尚未生成（cron 每小时刷新一次）' }
    }
  })

""" + anchor
io.open(p, 'w', encoding='utf-8', newline='').write(s.replace(anchor, new, 1))
print('D admin.ts 新端点已写入')