fix: enforce application limits and signature format

api/src/sms-config/sms-config.service.spec.ts

@@ -323,6 +323,7 @@ describe('SmsConfigService', () => {
         interfaceEnabled: false,
         interfaceType: 'cmpp20',
         queuePriority: 'priority',
+        dailyLimit: 100000,
         downstreamReceiptRetryEnabled: true,
         downstreamUplinkRetryEnabled: true,
         ipAllowlist: { create: [{ ipCidr: '10.0.0.1/32' }] },
@@ -955,20 +956,41 @@ describe('SmsConfigService', () => {
     const prisma = createPrismaMock();
     const service = new SmsConfigService(prisma as never);
 
-    await service.createSignature({ tenantId: 'tenant-1', name: '运营新建签名' }, { initialAuditStatus: 'approved' });
+    await service.createSignature({ tenantId: 'tenant-1', name: '【运营新建签名】' }, { initialAuditStatus: 'approved' });
 
     expect(prisma.smsSignature.create).toHaveBeenCalledWith({
-      data: expect.objectContaining({ auditStatus: 'approved', name: '运营新建签名' }),
+      data: expect.objectContaining({ auditStatus: 'approved', name: '【运营新建签名】' }),
     });
     expect(prisma.auditRecord.create).toHaveBeenCalledWith({ data: expect.objectContaining({ action: 'admin_create_approved', statusAfter: 'approved' }) });
   });
 
+  it.each(['未带括号', '[英文括号]', '【【重复括号】】', '【 】'])(
+    'rejects a signature name without exactly one complete Chinese black bracket pair: %s',
+    async (name) => {
+      const prisma = createPrismaMock();
+      const service = new SmsConfigService(prisma as never);
+
+      await expect(service.createSignature({ tenantId: 'tenant-1', name }))
+        .rejects.toThrow('短信签名必须包含完整中文黑括号，例如：【某某科技】');
+      expect(prisma.smsSignature.create).not.toHaveBeenCalled();
+    },
+  );
+
+  it('rejects editing a signature to a name without complete Chinese black brackets', async () => {
+    const prisma = createPrismaMock();
+    const service = new SmsConfigService(prisma as never);
+
+    await expect(service.updateSignature('sig-1', { name: '编辑无括号' }))
+      .rejects.toThrow('短信签名必须包含完整中文黑括号，例如：【某某科技】');
+    expect(prisma.smsSignature.update).not.toHaveBeenCalled();
+  });
+
   it('updates enterprise signature drainage info through the admin API path', async () => {
     const prisma = createPrismaMock();
     const service = new SmsConfigService(prisma as never);
 
     await expect(service.updateSignature('sig-1', {
-      name: '签名B',
+      name: '【签名B】',
       auditStatus: 'approved',
       drainageInfo: {
         carrierStatus: { mobile: 'approved', unicom: 'approved', telecom: 'approved' },
@@ -976,14 +998,14 @@ describe('SmsConfigService', () => {
       },
     })).resolves.toEqual(expect.objectContaining({
       id: 'sig-1',
-      name: '签名B',
+      name: '【签名B】',
       auditStatus: 'approved',
     }));
 
     expect(prisma.smsSignature.update).toHaveBeenCalledWith({
       where: { id: 'sig-1' },
       data: expect.objectContaining({
-        name: '签名B',
+        name: '【签名B】',
         auditStatus: 'approved',
         drainageInfo: expect.objectContaining({
           carrierStatus: expect.objectContaining({ mobile: 'approved' }),