fix(cli): default session root in shipped config

apps/cli/tests/sessions-root.spec.ts

@@ -1,20 +0,0 @@
-/**
- * Pins the launcher side of the shared-session-store contract: `dsh` defaults
- * its opaque `SESSIONS_ROOT_KEY` boot-slot value to `DSH_HOME/sessions`. The
- * plugin side — the slot treated as opaque, explicit config winning, and a
- * project-local fallback with no globality assumption — is pinned by
- * the former bundled TUI tests.
- */
-
-import { join, resolve } from 'node:path'
-import { afterEach, describe, expect, it, vi } from 'vitest'
-import { launcherSessionsRoot } from '../src/tui.ts'
-
-afterEach(() => vi.unstubAllEnvs())
-
-describe('launcherSessionsRoot', () => {
-  it('defaults the boot slot to sessions under DSH_HOME', () => {
-    vi.stubEnv('DSH_HOME', '/tmp/dsh-slot-home')
-    expect(launcherSessionsRoot()).toBe(resolve(join('/tmp/dsh-slot-home', 'sessions')))
-  })
-})