v3.5.0

   🚀 Features

• billing: 新架構（PowerCloud）每日計費資料推送端  -  by @j7-dev and Claude Opus 5 (1M context) (1715e)
• dashboard: 點數 Log 新增逐站明細 CSV 下載  -  by @j7-dev (e6bf1)

   🐞 Bug Fixes

• billing:
  • 資安審查發現的 9 項修復（1 Critical、5 High、3 Medium）  -  by @j7-dev and Claude Opus 5 (1M context) (8d052)
  • 經銷商識別改用 dealerId，錯誤分流改用 error_code  -  by @j7-dev and Claude Opus 5 (1M context) (6c003)

    View changes on GitHub