test(web): stamp bootstrap artifacts before rebuild checks

apps/web/tests/client-plugin-live.e2e.ts

@@ -2,7 +2,7 @@
 import { fileURLToPath } from 'node:url'
 import { join } from 'node:path'
 import { tmpdir } from 'node:os'
-import { cp, mkdtemp, readFile, rm, writeFile } from 'node:fs/promises'
+import { cp, mkdtemp, readFile, rm, stat, utimes, writeFile } from 'node:fs/promises'
 import { chromium, type Page } from 'playwright'
 import { expect, it, onTestFailed, onTestFinished } from 'vitest'
 import {
@@ -256,6 +256,10 @@ it('reports bootstrap rebuilds without remounting the settings page or navigatin
     const originalInput = await draft.elementHandle()
     let navigations = 0
     page.on('framenavigated', () => { navigations++ })
+    const clientPath = scaffold.ctx.clientModules.clientPath('@deepseek-ai/dsh-client-modules')!
+    const originalStat = await stat(clientPath)
+    onTestFinished(() => utimes(clientPath, originalStat.atime, originalStat.mtime))
+    await utimes(clientPath, originalStat.atime, new Date(originalStat.mtimeMs + 1_000))
     scaffold.ctx.clientModules.rebuilt('@deepseek-ai/dsh-client-modules')
     const failure = page.locator('[data-client-sync-failure]')
     await failure.getByText(/replacing bootstrap module .* requires a page reload/).waitFor()

scripts/run-web-snapshots.ts

@@ -4,6 +4,7 @@ import { pnpmInvocation } from './pnpm-invocation.ts'
 
 const serialFiles = [
   'apps/web/tests/hmr-live.e2e.ts',
+  'apps/web/tests/client-plugin-live.e2e.ts',
 ]
 const workerRaw = process.env.DSH_WEB_SNAPSHOT_WORKERS
 const workers = Number.parseInt(workerRaw ?? '', 10)