fix(admin): add SystemAccountSynced event handler for system contribution sync

The mining-admin-service was only listening for SystemContributionUpdated
events, but contribution-service publishes SystemAccountSynced events.
Added the missing handler to properly sync system account contribution data.

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

.claude/settings.local.json

@@ -779,7 +779,9 @@
       "Bash(ssh -o StrictHostKeyChecking=no -J ceshi@103.39.231.231 ceshi@192.168.1.111 \"curl -s http://localhost:3020/api/v1/ | head -100\")",
       "Bash(ssh -o StrictHostKeyChecking=no -J ceshi@103.39.231.231 ceshi@192.168.1.111:*)",
       "Bash(bc:*)",
-      "Bash(DATABASE_URL=\"postgresql://postgres:password@localhost:5432/mining_db?schema=public\" npx prisma migrate diff:*)"
+      "Bash(DATABASE_URL=\"postgresql://postgres:password@localhost:5432/mining_db?schema=public\" npx prisma migrate diff:*)",
+      "Bash(git status:*)",
+      "Bash(xargs cat:*)"
     ],
     "deny": [],
     "ask": []

backend/services/mining-admin-service/src/infrastructure/kafka/cdc-sync.service.ts

@@ -158,6 +158,11 @@ export class CdcSyncService implements OnModuleInit {
       'SystemContributionUpdated',
       this.withIdempotency(this.handleSystemContributionUpdated.bind(this)),
     );
+    // SystemAccountSynced 事件 - 同步系统账户算力（来自 contribution-service）
+    this.cdcConsumer.registerServiceHandler(
+      'SystemAccountSynced',
+      this.withIdempotency(this.handleSystemAccountSynced.bind(this)),
+    );
     // ReferralSynced 事件 - 同步推荐关系
     this.cdcConsumer.registerServiceHandler(
       'ReferralSynced',
@@ -546,6 +551,27 @@ export class CdcSyncService implements OnModuleInit {
     });
   }
 
+  /**
+   * 处理 SystemAccountSynced 事件 - 同步系统账户算力
+   * 来自 contribution-service 的系统账户（运营、省、市、总部）算力同步
+   */
+  private async handleSystemAccountSynced(event: ServiceEvent, tx: TransactionClient): Promise<void> {
+    const { payload } = event;
+    await tx.syncedSystemContribution.upsert({
+      where: { accountType: payload.accountType },
+      create: {
+        accountType: payload.accountType,
+        name: payload.name,
+        contributionBalance: payload.contributionBalance || 0,
+        contributionNeverExpires: true, // 系统账户算力永不过期
+      },
+      update: {
+        name: payload.name,
+        contributionBalance: payload.contributionBalance,
+      },
+    });
+  }
+
   /**
    * 处理 ReferralSynced 事件 - 同步推荐关系
    */