feat(rvw): Complete RVW module development Phase 1-3

Summary:
- Migrate backend to modules/rvw with v2 API routes (/api/v2/rvw)
- Add new database fields: selectedAgents, editorialScore, methodologyStatus, picoExtract, isArchived
- Create frontend module in frontend-v2/src/modules/rvw
- Implement Dashboard with task list, filtering, batch operations
- Implement ReportDetail with dual tabs (editorial/methodology)
- Implement AgentModal for intelligent agent selection
- Register RVW module in moduleRegistry.ts
- Add navigation entry in TopNavigation
- Update documentation for RVW module status (v3.0)
- Update system status document (v2.9)

Features:
- User can select agents: editorial, methodology, or both
- Support batch task execution
- Task status filtering
- Replace console.log with logger service
- Maintain v1 API backward compatibility

Tested: Frontend and backend verified locally
Status: 85% complete (Phase 1-3 done)

backend/src/index.ts

@@ -10,6 +10,7 @@ import knowledgeBaseRoutes from './legacy/routes/knowledgeBases.js';
 import { chatRoutes } from './legacy/routes/chatRoutes.js';
 import { batchRoutes } from './legacy/routes/batchRoutes.js';
 import reviewRoutes from './legacy/routes/reviewRoutes.js';
+import { rvwRoutes } from './modules/rvw/index.js';
 import { aslRoutes } from './modules/asl/routes/index.js';
 import { registerDCRoutes, initDCModule } from './modules/dc/index.js';
 import pkbRoutes from './modules/pkb/routes/index.js';
@@ -109,9 +110,16 @@ await fastify.register(chatRoutes, { prefix: '/api/v1' });
 // Phase 3: 注册批处理路由
 await fastify.register(batchRoutes, { prefix: '/api/v1' });
 
-// 注册稿件审查路由
+// 注册稿件审查路由（旧版，保留兼容）
 await fastify.register(reviewRoutes, { prefix: '/api/v1' });
 
+// ============================================
+// 【业务模块】RVW - 稿件审查系统（新架构 v2）
+// ============================================
+await fastify.register(rvwRoutes, { prefix: '/api/v2/rvw' });
+logger.info('✅ RVW稿件审查路由已注册（v2新架构）: /api/v2/rvw');
+logger.info('   ⚠️  旧版路由仍可用: /api/v1/review');
+
 // ============================================
 // 【业务模块】PKB - 个人知识库（新架构 v2）
 // ============================================