change(tooling): typecheck in CI, update ts to 6

fix(ui-tui): fix ts 6 real type errors

change(tooling): use new node everywhere

ui-tui/src/gatewayClient.ts

@@ -79,12 +79,8 @@ const asWireText = (raw: unknown): string | null => {
     return raw
   }
 
-  if (raw instanceof ArrayBuffer) {
-    return _wireDecoder.decode(raw)
-  }
-
-  if (ArrayBuffer.isView(raw)) {
-    return _wireDecoder.decode(raw)
+  if (raw instanceof ArrayBuffer || ArrayBuffer.isView(raw)) {
+    return _wireDecoder.decode(raw as ArrayBufferLike)
   }
 
   return null

ui-tui/src/lib/osc52.ts

@@ -53,7 +53,7 @@ export async function readOsc52Clipboard(querier: null | OscQuerier, timeoutMs =
     return null
   }
 
-  const timeout = new Promise<undefined>(resolve => setTimeout(resolve, timeoutMs))
+  const timeout = new Promise<void>(resolve => setTimeout(resolve, timeoutMs))
 
   const query = querier.send<OscResponse>({
     request: buildOsc52ClipboardQuery(),