fix(core): Improve heartbeat handling and transport routing; forward heartbeat timeout events; include clientId routing and probe improvements

ts/classes.ipcserver.ts

@@ -200,6 +200,11 @@ export class IpcServer extends plugins.EventEmitter {
       this.emit('error', error, 'server');
     });
 
+    this.primaryChannel.on('heartbeatTimeout', (error) => {
+      // Forward heartbeatTimeout event (when heartbeatThrowOnTimeout is false)
+      this.emit('heartbeatTimeout', error, 'server');
+    });
+
     // Connect the primary channel (will start as server)
     await this.primaryChannel.connect();
     
@@ -339,6 +344,19 @@ export class IpcServer extends plugins.EventEmitter {
       }
       this.emit('error', error, actualClientId);
     });
+
+    channel.on('heartbeatTimeout', (error) => {
+      // Find the actual client ID for this channel
+      let actualClientId = clientId;
+      for (const [id, client] of this.clients) {
+        if (client.channel === channel) {
+          actualClientId = id;
+          break;
+        }
+      }
+      // Forward heartbeatTimeout event (when heartbeatThrowOnTimeout is false)
+      this.emit('heartbeatTimeout', error, actualClientId);
+    });
   }
 
   /**