feat: 初始化项目结构并添加核心功能模块

- 新增文档模板和导航结构
- 实现服务器基础API路由和控制器
- 添加扩展插件配置和前端框架
- 引入多租户和权限管理模块
- 集成日志和数据库配置
- 添加核心业务模型和类型定义

server/src/services/DecentralizedArbitrationService.ts

@@ -0,0 +1,75 @@
+import db from '../config/database';
+import { AuditService } from './AuditService';
+import { AIService } from './AIService';
+import { BlockchainTraceabilityService } from './BlockchainTraceabilityService';
+import { FeatureGovernanceService } from '../core/governance/FeatureGovernanceService';
+
+/**
+ * [BIZ_SOV_02] 去中心化贸易纠纷自动仲裁协议 (Decentralized Arbitration)
+ * 负责在发生贸易纠纷时，自动提取区块链存证证据，并利用 AI 模拟去中心化仲裁裁决
+ */
+export class DecentralizedArbitrationService {
+  /**
+   * 启动自动仲裁流程
+   */
+  static async startArbitration(tenantId: string, disputeId: string, traceId: string): Promise<void> {
+    // Feature Flag Check
+    if (!(await FeatureGovernanceService.isEnabled('BIZ_SOV_ARBITRATION', tenantId))) {
+      return;
+    }
+
+    // 1. 提取区块链存证 (BIZ_TRADE_11 联动)
+    const evidence = await BlockchainTraceabilityService.getEvidenceChain(disputeId);
+    const evidenceHash = 'EVI-' + Math.random().toString(36).substring(7).toUpperCase();
+
+    // 2. AI 仲裁分析 (模拟调用 AGI 裁决引擎)
+    const arbitrationResult = await AIService.runArbitration(disputeId, evidence);
+    
+    await db.transaction(async (trx) => {
+      // 3. 持久化仲裁记录
+      const [id] = await trx('cf_arbitration_records').insert({
+        tenant_id: tenantId,
+        dispute_id: disputeId,
+        evidence_hash: evidenceHash,
+        arbitration_logic: JSON.stringify({ 
+          evidenceSource: 'Blockchain', 
+          reasoning: arbitrationResult.reasoning 
+        }),
+        verdict: arbitrationResult.verdict,
+        awarded_amount: arbitrationResult.amount,
+        status: 'COMPLETED'
+      });
+
+      // 4. 执行资金结算 (联动 PayoutService)
+      if (arbitrationResult.verdict === 'WIN') {
+        // 模拟资金回笼
+        await trx('cf_payout_statements').insert({
+          tenant_id: tenantId,
+          amount: arbitrationResult.amount,
+          type: 'ARBITRATION_WIN',
+          status: 'PENDING'
+        });
+      }
+
+      // 审计记录
+      await AuditService.log({
+        tenant_id: tenantId,
+        action: 'ARBITRATION_COMPLETED',
+        target_type: 'TRADE_DISPUTE',
+        target_id: disputeId,
+        trace_id: traceId,
+        new_data: JSON.stringify({ verdict: arbitrationResult.verdict, amount: arbitrationResult.amount }),
+        metadata: JSON.stringify({ evidenceHash })
+      });
+    });
+  }
+
+  /**
+   * 获取租户所有仲裁记录
+   */
+  static async getArbitrationHistory(tenantId: string) {
+    return await db('cf_arbitration_records')
+      .where({ tenant_id: tenantId })
+      .orderBy('created_at', 'desc');
+  }
+}