feat(dns): add db-backed DNS provider, domain, and record management with ops UI support

ts/db/documents/classes.dns-record.doc.ts

@@ -0,0 +1,62 @@
+import * as plugins from '../../plugins.js';
+import { DcRouterDb } from '../classes.dcrouter-db.js';
+import type { TDnsRecordType, TDnsRecordSource } from '../../../ts_interfaces/data/dns-record.js';
+
+const getDb = () => DcRouterDb.getInstance().getDb();
+
+@plugins.smartdata.Collection(() => getDb())
+export class DnsRecordDoc extends plugins.smartdata.SmartDataDbDoc<DnsRecordDoc, DnsRecordDoc> {
+  @plugins.smartdata.unI()
+  @plugins.smartdata.svDb()
+  public id!: string;
+
+  @plugins.smartdata.svDb()
+  public domainId!: string;
+
+  /** FQDN of the record (e.g. 'www.example.com'). */
+  @plugins.smartdata.svDb()
+  public name: string = '';
+
+  @plugins.smartdata.svDb()
+  public type!: TDnsRecordType;
+
+  @plugins.smartdata.svDb()
+  public value!: string;
+
+  @plugins.smartdata.svDb()
+  public ttl: number = 300;
+
+  @plugins.smartdata.svDb()
+  public proxied?: boolean;
+
+  @plugins.smartdata.svDb()
+  public source!: TDnsRecordSource;
+
+  @plugins.smartdata.svDb()
+  public providerRecordId?: string;
+
+  @plugins.smartdata.svDb()
+  public createdAt!: number;
+
+  @plugins.smartdata.svDb()
+  public updatedAt!: number;
+
+  @plugins.smartdata.svDb()
+  public createdBy!: string;
+
+  constructor() {
+    super();
+  }
+
+  public static async findById(id: string): Promise<DnsRecordDoc | null> {
+    return await DnsRecordDoc.getInstance({ id });
+  }
+
+  public static async findAll(): Promise<DnsRecordDoc[]> {
+    return await DnsRecordDoc.getInstances({});
+  }
+
+  public static async findByDomainId(domainId: string): Promise<DnsRecordDoc[]> {
+    return await DnsRecordDoc.getInstances({ domainId });
+  }
+}