fix(story): 修正006.002故事中的测试路径引用

- 将 `__tests__` 修正为 `tests/` 目录结构
- 添加架构文档的具体引用
- 确保测试路径与架构文档中的测试策略一致

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Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

docs/stories/006.002.convert-independent-modules-to-adapter-pattern.story.md

@@ -81,12 +81,12 @@ Draft
 
 ### 测试策略 [Source: architecture/testing-strategy.md]
 - **测试框架**: Vitest + Testing Library + hono/testing + Playwright
-- **测试位置**: `__tests__` 文件夹与源码并列
+- **测试位置**: `tests/` 目录在包根目录下 [Source: architecture/testing-strategy.md#单元测试]
 - **覆盖率目标**: 核心业务逻辑 > 80%
 - **测试类型**: 单元测试、集成测试、E2E测试
 - **业务模块包测试位置**:
-  - 单元测试：`packages/*-module/tests/unit/**/*.test.ts`
-  - 集成测试：`packages/*-module/tests/integration/**/*.test.ts`
+  - 单元测试：`packages/*-module/tests/unit/**/*.test.ts` [Source: architecture/testing-strategy.md#单元测试]
+  - 集成测试：`packages/*-module/tests/integration/**/*.test.ts` [Source: architecture/testing-strategy.md#集成测试]
 - **测试执行命令**:
   - 运行所有测试：`cd packages/user-module && pnpm test`
   - 运行单元测试：`cd packages/user-module && pnpm test:unit`
@@ -141,7 +141,7 @@ Draft
 ## Testing
 ### 测试标准 [Source: architecture/testing-strategy.md]
 - **测试框架**: Vitest
-- **测试位置**: `__tests__` 文件夹与源码并列
+- **测试位置**: `tests/` 目录在包根目录下 [Source: architecture/testing-strategy.md#单元测试]
 - **覆盖率目标**: 核心业务逻辑 > 80%
 - **测试类型**: 单元测试、集成测试