fix(ipintelligence): apply configured timeout to MMDB downloads and expose IP intelligence timeout option

ts/smartnetwork.classes.smartnetwork.ts

@@ -16,6 +16,8 @@ type TSmartdnsClient = InstanceType<typeof plugins.smartdns.dnsClientMod.Smartdn
 export interface SmartNetworkOptions {
   /** Cache time-to-live in milliseconds for gateway and public IP lookups */
   cacheTtl?: number;
+  /** Timeout in milliseconds for IP intelligence RDAP/DNS/MMDB requests. Default: 5000 */
+  ipIntelligenceTimeout?: number;
 }
 
 /**
@@ -437,7 +439,10 @@ export class SmartNetwork {
    */
   public async getIpIntelligence(ip: string): Promise<IIpIntelligenceResult> {
     if (!this.ipIntelligence) {
-      this.ipIntelligence = new IpIntelligence({ dnsClient: this.ensureDnsClient() });
+      this.ipIntelligence = new IpIntelligence({
+        dnsClient: this.ensureDnsClient(),
+        timeout: this.options.ipIntelligenceTimeout,
+      });
     }
     const fetcher = () => this.ipIntelligence!.getIntelligence(ip);
     if (this.options.cacheTtl && this.options.cacheTtl > 0) {