feat(rust-core): add adaptive keepalive telemetry, MTU handling, and per-client rate limiting APIs

ts/smartvpn.classes.vpnserver.ts

@@ -7,6 +7,7 @@ import type {
   IVpnServerStatistics,
   IVpnClientInfo,
   IVpnKeypair,
+  IVpnClientTelemetry,
   TVpnServerCommands,
 } from './smartvpn.interfaces.js';
 
@@ -91,6 +92,35 @@ export class VpnServer extends plugins.events.EventEmitter {
     return this.bridge.sendCommand('generateKeypair', {} as Record<string, never>);
   }
 
+  /**
+   * Set rate limit for a specific client.
+   */
+  public async setClientRateLimit(
+    clientId: string,
+    rateBytesPerSec: number,
+    burstBytes: number,
+  ): Promise<void> {
+    await this.bridge.sendCommand('setClientRateLimit', {
+      clientId,
+      rateBytesPerSec,
+      burstBytes,
+    });
+  }
+
+  /**
+   * Remove rate limit for a specific client (unlimited).
+   */
+  public async removeClientRateLimit(clientId: string): Promise<void> {
+    await this.bridge.sendCommand('removeClientRateLimit', { clientId });
+  }
+
+  /**
+   * Get telemetry for a specific client.
+   */
+  public async getClientTelemetry(clientId: string): Promise<IVpnClientTelemetry> {
+    return this.bridge.sendCommand('getClientTelemetry', { clientId });
+  }
+
   /**
    * Stop the daemon bridge.
    */