*Add mock ResolverRegistry class

src/index.ts

@@ -41,3 +41,5 @@ async function handleResolve(aq: ActiveQuery) {
 
   aq.respond(ret);
 }
+
+export * from "./resolverRegistry.js";

src/resolverRegistry.ts

@@ -0,0 +1,25 @@
+import {
+  DNSResult,
+  ResolverOptions,
+  DNS_RECORD_TYPE,
+  resolverError,
+} from "@lumeweb/resolver-common";
+import { resolve } from "@lumeweb/kernel-dns-client";
+
+export class ResolverRegistry {
+  public async resolve(
+    domain: string,
+    options: ResolverOptions = { type: DNS_RECORD_TYPE.DEFAULT },
+    bypassCache: boolean = false
+  ): Promise<DNSResult> {
+    let result: DNSResult;
+
+    try {
+      result = await resolve(domain, options, bypassCache);
+    } catch (e: any) {
+      return resolverError(e);
+    }
+
+    return result;
+  }
+}