Simplify web terminal routes and home layout

- Redirect legacy signals/charts/replay pages to home
- Trim nav and update live subscriptions for home and tape
- Refresh terminal topbar and layout behavior

apps/web/app/routes.test.ts

@@ -0,0 +1,31 @@
+import { beforeEach, describe, expect, it, mock } from "bun:test";
+
+const redirect = mock((path: string) => {
+  throw new Error(`NEXT_REDIRECT:${path}`);
+});
+
+mock.module("next/navigation", () => ({ redirect }));
+
+describe("legacy page redirects", () => {
+  beforeEach(() => {
+    redirect.mockClear();
+  });
+
+  it("redirects /signals to home", async () => {
+    const mod = await import("./signals/page");
+    expect(() => mod.default()).toThrow("NEXT_REDIRECT:/");
+    expect(redirect).toHaveBeenCalledWith("/");
+  });
+
+  it("redirects /charts to home", async () => {
+    const mod = await import("./charts/page");
+    expect(() => mod.default()).toThrow("NEXT_REDIRECT:/");
+    expect(redirect).toHaveBeenCalledWith("/");
+  });
+
+  it("redirects /replay to home", async () => {
+    const mod = await import("./replay/page");
+    expect(() => mod.default()).toThrow("NEXT_REDIRECT:/");
+    expect(redirect).toHaveBeenCalledWith("/");
+  });
+});