A live socket stays with the machine it was opened for

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

web/src/TerminalPane.tsx

@@ -60,9 +60,13 @@ export default function TerminalPane({ id, active, register, onStatus, onExit }:
       sendResize()
     }
 
+    // The address is fixed when the pane opens, not rebuilt on each attempt: it carries which
+    // machine this terminal belongs to, and the console may have moved to another machine
+    // before a reconnect fires — which had the hub's terminals being asked for on a node.
+    const url = wsURL(id)
     const connect = () => {
       if (closed) return
-      const sock = new WebSocket(wsURL(id))
+      const sock = new WebSocket(url)
       sock.binaryType = 'arraybuffer'
       ws = sock
       sock.onopen = () => { retry = 0; setConn('open'); cbs.current.onStatus(true); lastSize = ''; doFit(); while (queued.length) sock.send(enc.encode(queued.shift()!)) }