test: add storyline-1 test results + update bug tracker

Storyline 1 (医院行政小李) results:
- 1.1 SKIP (非首次安装)
- 1.2 PASS (首次对话科室识别)
- 1.3 PASS (会议纪要)
- 1.4 NOT TESTED (Collector Hand)
- Found BUG-003 (require→import), BUG-004 (health formula), BUG-008 (no history)

docs/test-results/2026-04-09-exploratory/bug-tracker.md

@@ -12,6 +12,7 @@
 | BUG-005 | 启动 | P2 | OfflineStore 无模型配置时重连循环过于频繁 | KNOWN | 首次启动预期行为 |
 | BUG-006 | 启动 | P2 | WebMCP 注册失败 TypeError: Required member is undefined | KNOWN | 需 Chrome 146+ flag |
 | BUG-007 | Admin | P2 | Admin V2 authStore 测试 19 个失败 (113 passed) | OPEN | 测试代码与实现不同步 |
+| BUG-008 | 场景1.6 | P1 | SaaS Relay 模式只发送当前消息，不发送对话历史 (无上下文记忆) | OPEN | saas-relay-client.ts:125 |
 
 ## BUG-001 详细