fix(SmartCertManager): Preserve certificate manager update callback during route updates

test/test.fix-verification.ts

@@ -0,0 +1,81 @@
+import { tap, expect } from '@git.zone/tstest/tapbundle';
+import { SmartProxy } from '../ts/index.js';
+
+tap.test('should verify certificate manager callback is preserved on updateRoutes', async () => {
+  // Create proxy with initial cert routes
+  const proxy = new SmartProxy({
+    routes: [{
+      name: 'cert-route',
+      match: { ports: [18443], domains: ['test.local'] },
+      action: {
+        type: 'forward',
+        target: { host: 'localhost', port: 3000 },
+        tls: {
+          mode: 'terminate',
+          certificate: 'auto',
+          acme: { email: 'test@local.test' }
+        }
+      }
+    }],
+    acme: { email: 'test@local.test', port: 18080 }
+  });
+  
+  // Track callback preservation
+  let initialCallbackSet = false;
+  let updateCallbackSet = false;
+  
+  // Mock certificate manager creation
+  (proxy as any).createCertificateManager = async function(...args: any[]) {
+    const certManager = {
+      updateRoutesCallback: null as any,
+      setUpdateRoutesCallback: function(callback: any) {
+        this.updateRoutesCallback = callback;
+        if (!initialCallbackSet) {
+          initialCallbackSet = true;
+        } else {
+          updateCallbackSet = true;
+        }
+      },
+      setNetworkProxy: () => {},
+      setGlobalAcmeDefaults: () => {},
+      setAcmeStateManager: () => {},
+      initialize: async () => {},
+      stop: async () => {},
+      getAcmeOptions: () => ({ email: 'test@local.test' }),
+      getState: () => ({ challengeRouteActive: false })
+    };
+    
+    // Set callback as in real implementation
+    certManager.setUpdateRoutesCallback(async (routes) => {
+      await this.updateRoutes(routes);
+    });
+    
+    return certManager;
+  };
+  
+  await proxy.start();
+  expect(initialCallbackSet).toEqual(true);
+  
+  // Update routes - this should preserve the callback
+  await proxy.updateRoutes([{
+    name: 'updated-route',
+    match: { ports: [18444], domains: ['test2.local'] },
+    action: {
+      type: 'forward',
+      target: { host: 'localhost', port: 3001 },
+      tls: {
+        mode: 'terminate',
+        certificate: 'auto',
+        acme: { email: 'test@local.test' }
+      }
+    }
+  }]);
+  
+  expect(updateCallbackSet).toEqual(true);
+  
+  await proxy.stop();
+  
+  console.log('Fix verified: Certificate manager callback is preserved on updateRoutes');
+});
+
+tap.start();