docs(mvp): organize mvp documentation

mvp/README.md

@@ -1,8 +1,8 @@
 # SuperBizAgent MVP 文档
 
-**更新日期**：2026-07-05
+**更新日期**：2026-07-09
 
-本目录保存 MVP 阶段的架构、问题、演示、评测和数据表说明。当前架构入口已经整理到 `mvp/architecture/`，旧版架构材料已归档，避免继续把历史方案当成当前实现。
+本目录保存 MVP 阶段的架构、问题、演示、评测和数据表说明。当前材料按“当前入口”和“历史归档”拆开，避免把早期设计稿当成当前实现。
 
 ## 当前入口
 
@@ -12,6 +12,7 @@
 | [architecture/current-mvp-architecture.md](architecture/current-mvp-architecture.md) | 当前可运行系统架构 |
 | [architecture/interview-one-pager.md](architecture/interview-one-pager.md) | 面试一页式架构讲解 |
 | [architecture/agent-orchestration.md](architecture/agent-orchestration.md) | Agent 编排架构 |
+| [architecture/executor-evidence-pipeline-refactor.md](architecture/executor-evidence-pipeline-refactor.md) | Executor 证据链路改造记录 |
 | [architecture/harness-quality-gates.md](architecture/harness-quality-gates.md) | Harness 与质量门禁 |
 | [architecture/rag-architecture.md](architecture/rag-architecture.md) | RAG/知识检索新架构 |
 | [architecture/retrieval-observability.md](architecture/retrieval-observability.md) | 检索与可观测性架构 |
@@ -20,11 +21,12 @@
 | [architecture/knowledge-base-authoring.md](architecture/knowledge-base-authoring.md) | 知识库文档编写与维护 |
 | [architecture/data-model.md](architecture/data-model.md) | 数据模型总览 |
 | [architecture/evolution-roadmap.md](architecture/evolution-roadmap.md) | Agent 架构演进路线 |
-| [issues/rag-refactor-plan.md](issues/rag-refactor-plan.md) | RAG 重构计划和阶段拆解 |
+| [issues/README.md](issues/README.md) | MVP issue 索引 |
+| [issues/active/rag-refactor-plan.md](issues/active/rag-refactor-plan.md) | RAG 重构计划和阶段拆解 |
+| [tables/README.md](tables/README.md) | 当前 MySQL 表说明 |
 | [demo/README.md](demo/README.md) | Demo 运行和面试演示材料 |
 | [demo/ten-minute-interview-demo.md](demo/ten-minute-interview-demo.md) | 10 分钟面试演示脚本 |
 | [eval/README.md](eval/README.md) | 诊断评测材料 |
-| [issues/README.md](issues/README.md) | MVP issue 索引 |
 
 ## 当前系统一句话
 
@@ -39,6 +41,7 @@ mvp/
     current-mvp-architecture.md
     interview-one-pager.md
     agent-orchestration.md
+    executor-evidence-pipeline-refactor.md
     harness-quality-gates.md
     rag-architecture.md
     retrieval-observability.md
@@ -47,12 +50,17 @@ mvp/
     knowledge-base-authoring.md
     data-model.md
     evolution-roadmap.md
-    archive/2026-07-05-legacy/
+    archive/
   issues/
     README.md
-    rag-refactor-plan.md
-    ISS-*.md
-    rag-*.md
+    active/
+    archived/
+    design-notes/
+    rag/
+  tables/
+    README.md
+    *表-*.md
+    archive/
   demo/
     README.md
     ten-minute-interview-demo.md
@@ -65,9 +73,7 @@ mvp/
     cases/
     fixtures/
     reports/
-  notes/
-  plan/
-  tables/
+  archive/
 ```
 
 ## 当前核心设计
@@ -107,10 +113,11 @@ RAG
   -> tool_invocation
 ```
 
-## 旧文档说明
+## 归档说明
 
-旧版架构文档已移动到：
+历史材料分两类：
 
-- [architecture/archive/2026-07-05-legacy/](architecture/archive/2026-07-05-legacy/)
+- 旧架构文档：[architecture/archive/2026-07-05-legacy/](architecture/archive/2026-07-05-legacy/)
+- 本次文档清理归档：[archive/2026-07-09-doc-cleanup/](archive/2026-07-09-doc-cleanup/)
 
-归档文档只用于追溯设计历史。当前实现和后续规划以 `architecture/current-mvp-architecture.md` 与 `architecture/rag-architecture.md` 为准。
+归档文档只用于追溯设计历史。当前实现和后续规划以 `architecture/`、`issues/README.md`、`tables/README.md` 和 OpenSpec/devflow 的最新记录为准。