Trim release UI: simpler Settings, mode menu, session subtitle

Mode menu offers Discuss/Ask for approval/Full access only.
Topbar subtitle is model-only and inert (persona page hidden this release).

surfaces/gui/e2e/cloud.spec.ts

@@ -63,23 +63,19 @@ test("signed in: account row shows the name; one-click appears; sign out from th
   await expect(page.getByTestId("account-row")).toContainText("Not signed in");
 });
 
-test("telemetry toggle: lives in Settings, signed-in only, default on, opt-out round-trips", async ({
+test("telemetry/Privacy card is gone from Settings (owner ask 2026-07-22), signed in or out", async ({
   page,
 }) => {
-  // Signed out: Settings has no toggle at all — nothing is sent, nothing to configure.
   await page.goto("/");
   await page.getByTestId("account-row").click();
   await page.getByTestId("account-menu").getByRole("button", { name: "Settings" }).click();
   await expect(page.getByRole("heading", { name: "General" })).toBeVisible();
   await expect(page.getByTestId("telemetry-toggle")).toHaveCount(0);
+  await expect(page.getByText("Privacy", { exact: true })).toHaveCount(0);
 
   await signIn(page);
   await page.getByTestId("account-row").click();
   await page.getByTestId("account-menu").getByRole("button", { name: "Settings" }).click();
-  const toggle = page.getByTestId("telemetry-toggle");
-  await expect(toggle).toBeChecked({ timeout: 10_000 }); // default-on when signed in
-  await expect(page.getByText("never your prompts, files, or connector")).toBeVisible();
-
-  await toggle.uncheck();
-  await expect(toggle).not.toBeChecked(); // survives the status re-fetch (persisted)
+  await expect(page.getByTestId("telemetry-toggle")).toHaveCount(0);
+  await expect(page.getByText("Privacy", { exact: true })).toHaveCount(0);
 });

surfaces/gui/e2e/composer.spec.ts

@@ -25,12 +25,13 @@ test("composer: send-gating, + attach menu, Mode menu", async ({ page }) => {
   await page.locator(".fixed.inset-0.z-30").click();
   await expect(page.getByRole("button", { name: "Photo or image" })).toHaveCount(0);
 
-  // Mode menu (workspace personas only): the five permission options with the current one
-  // marked, plus the Unattended/send-to-Inbox toggle at the bottom (§22).
+  // Mode menu: the three shipped permission options with the current one marked, plus the
+  // Unattended/send-to-Inbox toggle (§22). Plan + Custom hidden for this release (2026-07-22).
   await page.getByRole("button", { name: "Mode", exact: true }).click();
   const menu = page.getByTestId("mode-menu");
   await expect(menu.getByText("Discuss")).toBeVisible();
-  await expect(menu.getByText("Explore read-only, propose a plan")).toBeVisible();
+  await expect(menu.getByText("Plan", { exact: true })).toHaveCount(0);
+  await expect(menu.getByText("Custom", { exact: true })).toHaveCount(0);
   // The current mode is marked with a ✓.
   await expect(menu.locator("button").filter({ hasText: "Ask for approval" })).toContainText("✓");
   await expect(menu.getByRole("switch", { name: "Send approvals to the Inbox" })).toBeVisible();

surfaces/gui/e2e/session-shell.spec.ts

@@ -33,7 +33,7 @@ test("top-left cluster renders only while the sidebar is collapsed", async ({ pa
   await expect(page.getByTestId("topbar-cluster")).toHaveCount(0);
 });
 
-test("facts subtitle: absent on a fresh session, persona · model after the first turn; click → persona page", async ({
+test("facts subtitle: absent on a fresh session, model-only after the first turn, inert", async ({
   page,
 }) => {
   await page.goto("/");
@@ -51,14 +51,13 @@ test("facts subtitle: absent on a fresh session, persona · model after the firs
   await page.getByRole("button", { name: "Send" }).click();
   await expect(page.getByText(/Echo: hello/)).toBeVisible();
 
+  // Model only — no persona name (owner ask 2026-07-22: personas are hidden this release),
+  // and the subtitle is a plain fact line, not a button to the persona page.
   const sub = page.getByTestId("session-subtitle");
-  await expect(sub).toContainText("Coworker · Claude Opus 4.8");
+  await expect(sub).toHaveText("Claude Opus 4.8");
   await expect(page.locator(".dd").filter({ hasText: "Claude Opus 4.8" })).toBeVisible();
-
-  // The subtitle is the session's fixed facts — clicking it opens the coworker (persona) page,
-  // replacing the old topbar sliders button.
   await sub.click();
-  await expect(page.getByRole("button", { name: "Back", exact: true })).toBeVisible();
+  await expect(page.getByRole("button", { name: "Back", exact: true })).toHaveCount(0);
 });
 
 test("composer is three controls (+ attach · Mode · send); folder and branch chips are gone", async ({