diff --git a/backend/src/terminal/terminal.gateway.ts b/backend/src/terminal/terminal.gateway.ts
index 958d40f..f2e8a7b 100644
--- a/backend/src/terminal/terminal.gateway.ts
+++ b/backend/src/terminal/terminal.gateway.ts
@@ -16,19 +16,23 @@ export class TerminalGateway implements OnGatewayConnection, OnGatewayDisconnect
   ) {}
 
   handleConnection(client: any, req: any) {
+    this.logger.log(`[WS] handleConnection fired, req.url=${req?.url}, client.url=${client?.url}`);
     const user = this.wsAuth.validateClient(client, req);
     if (!user) {
+      this.logger.warn(`[WS] Auth failed — closing 4001`);
       client.close(4001, 'Unauthorized');
       return;
     }
     this.clientSessions.set(client, []);
-    this.logger.log(`Terminal WS connected: ${user.email}`);
+    this.logger.log(`[WS] Terminal connected: ${user.email}`);
 
     client.on('message', async (raw: Buffer) => {
       try {
         const msg = JSON.parse(raw.toString());
+        this.logger.log(`[WS] Message: ${msg.type} ${JSON.stringify(msg).substring(0, 200)}`);
         await this.handleMessage(client, msg);
       } catch (err: any) {
+        this.logger.error(`[WS] handleMessage error: ${err.message}\n${err.stack}`);
         this.send(client, { type: 'error', message: err.message });
       }
     });