Verify Upgrade Minimal 启动 激活环境：.venv\Scripts\activate 启动服务：uvicorn app.main:app --reload --port 8000 或双击 start_server.bat 核验页 打开：http://127.0.0.1:8000/verify_upgrade/demo-cert 投喂历史知识 文档页：http://127.0.0.1:8000/docs 调用 POST /api/corpus/register 注册文本 搜索：GET /api/corpus/search?q=hello 回调模拟 TSA：POST /api/tsa/callback {"cert_id":"demo-cert","provider":"tsa","status":"success","txid":"0xabc999"} CHAIN：POST /api/chain/callback {"cert_id":"demo-cert","provider":"chain","status":"success","txid":"0xdef456"}