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/SovereignMediationService.ts

@@ -0,0 +1,80 @@
+import db from '../config/database';
+import { AuditService } from './AuditService';
+import { AIService } from './AIService';
+
+/**
+ * [BIZ_SOV_06] 跨主权贸易纠纷自动调解协议 (Sovereign Mediation)
+ * 负责在仲裁前，利用自治中立节点进行纠纷调解，自动生成多方可接受的调解方案
+ */
+export class SovereignMediationService {
+  /**
+   * 发起调解请求
+   */
+  static async startMediation(
+    tenantId: string, 
+    disputeId: string, 
+    traceId: string
+  ): Promise<void> {
+    // 1. 获取纠纷详情与存证证据 (模拟)
+    const dispute = await db('cf_arbitration_records').where({ dispute_id: disputeId }).first();
+    if (!dispute) throw new Error('Dispute not found in arbitration records');
+
+    // 2. AGI 中立节点生成调解方案 (模拟)
+    const mediationLogic = await AIService.generateMediationResolution(disputeId, dispute.evidence_hash);
+    const agreementHash = 'AGREE-' + Math.random().toString(36).substring(7).toUpperCase();
+
+    await db.transaction(async (trx) => {
+      // 3. 记录调解过程
+      const [id] = await trx('cf_sov_mediation').insert({
+        tenant_id: tenantId,
+        dispute_id: disputeId,
+        mediator_node_id: 'NODE-AGI-MEDIATOR-01',
+        proposed_resolution: mediationLogic.description,
+        status: 'MEDIATING',
+        agreement_hash: agreementHash
+      });
+
+      // 4. 审计记录
+      await AuditService.log({
+        tenant_id: tenantId,
+        action: 'SOVEREIGN_MEDIATION_STARTED',
+        target_type: 'TRADE_DISPUTE',
+        target_id: disputeId,
+        trace_id: traceId,
+        new_data: JSON.stringify({ proposedResolution: mediationLogic.description }),
+        metadata: JSON.stringify({ agreementHash })
+      });
+    });
+  }
+
+  /**
+   * 签署调解协议 (BIZ_SOV_06)
+   */
+  static async signMediationAgreement(tenantId: string, disputeId: string, traceId: string): Promise<void> {
+    await db('cf_sov_mediation')
+      .where({ tenant_id: tenantId, dispute_id: disputeId })
+      .update({
+        status: 'RESOLVED',
+        updated_at: db.fn.now()
+      });
+
+    await AuditService.log({
+      tenant_id: tenantId,
+      action: 'SOVEREIGN_MEDIATION_RESOLVED',
+      target_type: 'TRADE_DISPUTE',
+      target_id: disputeId,
+      trace_id: traceId,
+      new_data: JSON.stringify({ status: 'RESOLVED' }),
+      metadata: JSON.stringify({ timestamp: new Date().toISOString() })
+    });
+  }
+
+  /**
+   * 获取租户所有调解记录
+   */
+  static async getMediationHistory(tenantId: string) {
+    return await db('cf_sov_mediation')
+      .where({ tenant_id: tenantId })
+      .orderBy('created_at', 'desc');
+  }
+}