docs(08-02): complete comment crawler plan

- Add 08-02-SUMMARY.md with execution details
- Update STATE.md with decisions and metrics
- Mark CONT-03 requirement complete

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.planning/STATE.md

@@ -3,14 +3,14 @@ gsd_state_version: 1.0
 milestone: v1.2
 milestone_name: Zhihu Crawler
 status: completed
-stopped_at: Phase 08 context gathered
-last_updated: "2026-03-17T10:57:02.248Z"
+stopped_at: Completed 08-crawler-02-PLAN.md
+last_updated: "2026-03-17T13:59:35.901Z"
 last_activity: 2026-03-17 — Phase 07 Login Auth complete
 progress:
   total_phases: 9
   completed_phases: 7
-  total_plans: 21
-  completed_plans: 21
+  total_plans: 24
+  completed_plans: 23
   percent: 100
 ---
 
@@ -44,6 +44,8 @@ Progress: [██████████] 100% (v1.2 milestone - Phase 7 comple
 | 07-01 | 15min | 2 | 5 | 2026-03-17 |
 | 07-02 | 5min | 2 | 4 | 2026-03-17 |
 | 07-03 | 12min | 3 | 4 | 2026-03-17 |
+| Phase 08 P01 | 3min | 2 tasks | 8 files |
+| Phase 08-crawler P02 | 5min | 2 tasks | 3 files |
 
 ## Accumulated Context
 
@@ -71,6 +73,9 @@ v1.2 decisions:
 - 使用 tenacity Retrying 对象而非 @retry 装饰器支持可配置超时
 - 多个 canvas 选择器降级提高 QR 码检测鲁棒性
 - login CLI 命令支持三种模式：扫码登录、导入 Cookie、状态检查
+- [Phase 08-02]: Use Playwright request API for direct comment API calls instead of route interception
+- [Phase ?]: - [Phase 08-02]: Only fetch first-level comments (no nested replies)
+- [Phase ?]: - [Phase 08-02]: Use hot sorting (order=hot) for popular comments
 
 ### Blockers/Concerns
 
@@ -78,8 +83,8 @@ None.
 
 ## Session Continuity
 
-Last session: 2026-03-17T10:57:02.246Z
-Stopped at: Phase 08 context gathered
-Resume file: .planning/phases/08-crawler/08-CONTEXT.md
+Last session: 2026-03-17T13:59:35.900Z
+Stopped at: Completed 08-crawler-02-PLAN.md
+Resume file: None
 
 **Next step:** Continue with Phase 08 Crawler