feat(mining-wallet): publish outbox events for system/pool accounts

Add WalletSystemAccountCreated and WalletPoolAccountCreated events:
- seed.ts: publish events when creating HQ/OP/FEE and pool accounts
- contribution-wallet.service.ts: publish events when auto-creating
  province/city system accounts

This enables mining-admin-service to sync system accounts via CDC.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/services/mining-wallet-service/prisma/seed.ts

@@ -19,7 +19,7 @@ async function main() {
     });
 
     if (!existing) {
-      await prisma.systemAccount.create({
+      const created = await prisma.systemAccount.create({
         data: {
           accountType: account.accountType as any,
           name: account.name,
@@ -27,6 +27,35 @@ async function main() {
           isActive: true,
         },
       });
+
+      // 发布系统账户创建事件到 Outbox
+      await prisma.outboxEvent.create({
+        data: {
+          aggregateType: 'SystemAccount',
+          aggregateId: created.id,
+          eventType: 'WalletSystemAccountCreated',
+          topic: 'mining-wallet.system-account.created',
+          key: created.code,
+          payload: {
+            id: created.id,
+            accountType: created.accountType,
+            name: created.name,
+            code: created.code,
+            provinceId: null,
+            cityId: null,
+            shareBalance: 0,
+            usdtBalance: 0,
+            greenPointBalance: 0,
+            frozenShare: 0,
+            frozenUsdt: 0,
+            totalInflow: 0,
+            totalOutflow: 0,
+            blockchainAddress: null,
+            isActive: created.isActive,
+          },
+        },
+      });
+
       console.log(`Created system account: ${account.code}`);
     } else {
       console.log(`System account already exists: ${account.code}`);
@@ -62,7 +91,7 @@ async function main() {
     });
 
     if (!existing) {
-      await prisma.poolAccount.create({
+      const created = await prisma.poolAccount.create({
         data: {
           poolType: pool.poolType as any,
           name: pool.name,
@@ -73,6 +102,29 @@ async function main() {
           isActive: true,
         },
       });
+
+      // 发布池账户创建事件到 Outbox
+      await prisma.outboxEvent.create({
+        data: {
+          aggregateType: 'PoolAccount',
+          aggregateId: created.id,
+          eventType: 'WalletPoolAccountCreated',
+          topic: 'mining-wallet.pool-account.created',
+          key: created.poolType,
+          payload: {
+            id: created.id,
+            poolType: created.poolType,
+            name: created.name,
+            balance: created.balance.toString(),
+            totalInflow: 0,
+            totalOutflow: 0,
+            targetBurn: created.targetBurn?.toString() || null,
+            remainingBurn: created.remainingBurn?.toString() || null,
+            isActive: created.isActive,
+          },
+        },
+      });
+
       console.log(`Created pool account: ${pool.poolType}`);
     } else {
       console.log(`Pool account already exists: ${pool.poolType}`);

backend/services/mining-wallet-service/src/application/services/contribution-wallet.service.ts

@@ -331,6 +331,35 @@ export class ContributionWalletService {
         },
       });
       this.logger.log(`Auto-created province system account: ${account.code}`);
+
+      // 发布系统账户创建事件到 Outbox
+      await tx.outboxEvent.create({
+        data: {
+          aggregateType: 'SystemAccount',
+          aggregateId: account.id,
+          eventType: 'WalletSystemAccountCreated',
+          topic: 'mining-wallet.system-account.created',
+          key: account.code,
+          payload: {
+            id: account.id,
+            accountType: account.accountType,
+            name: account.name,
+            code: account.code,
+            provinceId: account.provinceId,
+            cityId: null,
+            shareBalance: 0,
+            usdtBalance: 0,
+            greenPointBalance: 0,
+            frozenShare: 0,
+            frozenUsdt: 0,
+            totalInflow: 0,
+            totalOutflow: 0,
+            blockchainAddress: null,
+            isActive: account.isActive,
+          },
+        },
+      });
+
       return account;
     }
 
@@ -387,6 +416,35 @@ export class ContributionWalletService {
         },
       });
       this.logger.log(`Auto-created city system account: ${account.code}`);
+
+      // 发布系统账户创建事件到 Outbox
+      await tx.outboxEvent.create({
+        data: {
+          aggregateType: 'SystemAccount',
+          aggregateId: account.id,
+          eventType: 'WalletSystemAccountCreated',
+          topic: 'mining-wallet.system-account.created',
+          key: account.code,
+          payload: {
+            id: account.id,
+            accountType: account.accountType,
+            name: account.name,
+            code: account.code,
+            provinceId: account.provinceId,
+            cityId: account.cityId,
+            shareBalance: 0,
+            usdtBalance: 0,
+            greenPointBalance: 0,
+            frozenShare: 0,
+            frozenUsdt: 0,
+            totalInflow: 0,
+            totalOutflow: 0,
+            blockchainAddress: null,
+            isActive: account.isActive,
+          },
+        },
+      });
+
       return account;
     }