docs: add release assessment report + update TRUTH.md command counts

Phase 5+6 complete:
- 182 Tauri commands audited: 92 connected, 20 reserved, 70 orphan
- Release assessment: CONDITIONAL GO for beta
- TRUTH.md updated with accurate command counts from cross-validation
- All P2 bugs fixed, core features verified across 3 LLM models

docs/TRUTH.md

@@ -14,9 +14,10 @@
 | Rust 代码行数 | ~66,000 | wc -l |
 | Rust 单元测试 | 399 个 (#[test]) + 138 SaaS 集成测试 = 537 | `grep '#\[test\]' crates/` + `cargo test -p zclaw-saas` |
 | Rust 测试运行通过 | 718 个 (580 workspace + 138 SaaS) | Phase 5 全量回归 `cargo test --workspace` |
-| Tauri 命令 | 189 个 (含 5 A2A/Butler feature-gated，multi-agent 默认启用) | grep `#[tauri::command]` 完整审计 |
-| **Tauri 命令有前端调用** | **166 个** | @connected 标注（含 5 个 A2A/Butler feature-gated） |
-| **Tauri 命令无前端调用** | **17 个** | @reserved 标注 |
+| Tauri 命令 | 182 个 (含 5 A2A/Butler feature-gated，multi-agent 默认启用) | invoke_handler 全量审计 |
+| **Tauri 命令有前端调用** | **92 个** | Phase 5 前端 invoke() 实际搜索验证 |
+| **Tauri 命令已标注 @reserved** | **20 个** | Rust 源码 @reserved 标注 |
+| **Tauri 命令孤儿 (无调用+无标注)** | **70 个** | Phase 5 交叉验证发现 |
 | SKILL.md 文件 | 75 个 | `ls skills/*.md \| wc -l` |
 | Hands 启用 | 9 个 | Browser/Collector/Researcher/Clip/Twitter/Whiteboard/Slideshow/Speech/Quiz（均有 HAND.toml） |
 | Hands 禁用 | 2 个 | Predictor, Lead（概念定义存在，无 TOML 配置文件或 Rust 实现） |