feat(admin-ui): add configurable Admin UI domain routing

test/reverseproxy_test.ts

@@ -0,0 +1,50 @@
+import { assertEquals } from '@std/assert';
+
+import { OneboxReverseProxy } from '../ts/classes/reverseproxy.ts';
+import type { IService } from '../ts/types.ts';
+
+class FakeDatabase {
+  public settings = new Map<string, string>();
+  public services: IService[] = [];
+
+  getSetting(key: string): string | null {
+    return this.settings.get(key) ?? null;
+  }
+
+  getAllServices(): IService[] {
+    return this.services;
+  }
+
+  getServiceByID(id: number): IService | null {
+    return this.services.find((service) => service.id === id) ?? null;
+  }
+
+  getAllSSLCertificates(): [] {
+    return [];
+  }
+}
+
+Deno.test('OneboxReverseProxy loads Admin UI domain as local SmartProxy route', async () => {
+  const database = new FakeDatabase();
+  database.settings.set('adminUiDomain', 'onebox.example.com');
+  database.settings.set('serverIP', '203.0.113.10');
+
+  const reverseProxy = new OneboxReverseProxy({ database } as any);
+  const routes: Array<{ domain: string; upstream: string }> = [];
+  (reverseProxy as any).smartProxy = {
+    clear: () => routes.splice(0, routes.length),
+    addRoute: async (domain: string, upstream: string) => {
+      routes.push({ domain, upstream });
+    },
+    getCertificates: () => [],
+  };
+
+  await reverseProxy.reloadRoutes();
+
+  assertEquals(routes, [
+    {
+      domain: 'onebox.example.com',
+      upstream: '203.0.113.10:3000',
+    },
+  ]);
+});