广场照妖镜 Square Mirror

### 中文
```
广场照妖镜（Square Mirror）是一款针对币安广场（Binance Square）的分析工具，帮助你在浏览他人贴文时，快速判断对方的交易水平。

核心功能
• 合约持仓：查看作者当前未平仓 / 已平仓仓位、保证金、标记价、估算 PNL
• 晒单历史：按时间 / PNL / ROI 排序，支持币对搜索、方向过滤、只看盈利
• 投资组合：若作者公开，展示资产配置、累计盈亏、30 日收益曲线
• 本地标签：给作者贴私人标签，仅存在你自己设备
• CSV 导出：一键导出晒单数据
• 双语界面：简体中文 / English

隐私
• 仅在 binance.com/square 页面运行
• 不收集个人身份信息
• 所有分析调用由扩展直连后端 API，数据不经过第三方
• 启动码采用随机设备标识绑定，无需注册账号

使用说明
1. 安装后，在币安广场任一贴文作者头像旁会出现「镜」按钮
2. 首次使用需输入启动码
3. 点击按钮即可查看该作者的交易面板

启动码购买方式：到币安广场找 @0xtisane，私讯索取启动码。激活框内有一键前往的按钮。
```

### English
```
Square Mirror is an analytics overlay for Binance Square. One click on any post author reveals their futures positions, trade history, and portfolio snapshot — so you can judge the trader behind the call before you act on it.

Features
• Positions — open / closed futures positions with margin, mark, estimated PNL
• Trade history — sort by time / PNL / ROI, filter by pair, side, winners only
• Portfolio — asset allocation, cumulative PNL, 30-day return (if author makes it public)
• Private tags — tag authors for your own reference, stored locally
• CSV export — export trade history in one click
• Bilingual — 简体中文 / English

Privacy
• Runs only on binance.com/square pages
• No personal identifiers collected
• API calls go directly from the extension to our backend — no third-party tracking
• Activation is bound to a random device hash; no account signup required

Getting started
1. After install, a "mirror" button appears next to each post author on Binance Square
2. Enter an activation code on first use
3. Click the button to open the analysis panel for that author

How to get an activation code: find @0xtisane on Binance Square, DM to receive your code. The activation dialog has a one-click button to open their profile.
```