fix(voice): track OAuth login lifecycle and storage readiness

src/keySetup.test.mjs

@@ -84,6 +84,42 @@ test('OAuth login polling stops as soon as local ChatGPT auth becomes available'
   assert.equal(checks, 3);
 });
 
+test('OAuth login polling stops on login or HTTP failure instead of waiting for timeout', async () => {
+  for (const result of [
+    { ok: true, payload: { available: false, loginFailed: true, error: 'Sign-in failed.' } },
+    { ok: false, payload: { error: 'Sign-in is local only.' } },
+  ]) {
+    let checks = 0;
+    await assert.rejects(waitForChatGptOAuth({
+      fetchImpl: async () => { checks += 1; return { ok: result.ok, json: async () => result.payload }; },
+      sleep: () => assert.fail('failed login must stop polling'),
+    }), { message: result.payload.error });
+    assert.equal(checks, 1);
+  }
+});
+
+test('OAuth login polling respects timeout and an aborted setup surface', async () => {
+  let clock = 0;
+  let checks = 0;
+  const poll = { fetchImpl: async () => { checks += 1; return { ok: true, json: async () => ({ available: false, pending: true }) }; } };
+  assert.equal(await waitForChatGptOAuth({ ...poll, timeoutMs: 100, pollMs: 100, now: () => clock, sleep: async (ms) => { clock += ms; } }), false);
+  assert.equal(checks, 2);
+  const controller = new AbortController();
+  controller.abort();
+  assert.equal(await waitForChatGptOAuth({ ...poll, signal: controller.signal }), false);
+  assert.equal(checks, 2, 'aborted polling does not fetch');
+});
+
+test('OAuth polling ignores a ready response received after the surface was aborted', async () => {
+  const controller = new AbortController();
+  const available = await waitForChatGptOAuth({
+    signal: controller.signal,
+    fetchImpl: async () => ({ ok: true, json: async () => { controller.abort(); return { available: true }; } }),
+    sleep: () => assert.fail('aborted polling must not continue'),
+  });
+  assert.equal(available, false);
+});
+
 test('the first Google key strips ONLY the keyless OSM basemap from the share hash', () => {
   const stripped = stripKeylessBasemapFromHash('lat=30.2&lon=-97.7&map=osm&style=normal');
   assert.ok(stripped !== null);