refactor: update connection status handling in GatewayTerminal component

- Changed the connection status variable from `isConnected` to `status` for better clarity.
- Derived `isConnected` from the `status` to streamline the connection logic in the GatewayTerminal component.

Author: BunsDev

components/gateway-terminal.tsx

@@ -316,7 +316,8 @@ function EntryView({ entry }: { entry: TerminalEntry }) {
 // ─── Main component ──────────────────────────────────────
 
 export function GatewayTerminal() {
-  const { isConnected, sendRequest, onEvent } = useGateway()
+  const { status, sendRequest, onEvent } = useGateway()
+  const isConnected = status === 'connected'
 
   const [entries, setEntries] = useState<TerminalEntry[]>([])
   const [input, setInput] = useState('')