[WIP] Fix cacheLife export issue in storybook nextjs vite

[Copilot]

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Original prompt

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This section details on the original issue you should resolve

<issue_title>[Bug]: cacheLife export from next/cache not resolved in @storybook/nextjs-vite</issue_title>
<issue_description>### Describe the bug

When using @storybook/nextjs-vite, importing cacheLife from next/cache fails with:

The requested module '/node_modules/.cache/storybook/.../sb-vite/deps/next_cache.js' does not provide an export named 'cacheLife'

Reproduction link

https://github.com/ButterflyBug/storybook-nextjs-cachelife-bug

Reproduction steps

1. Go to above link
2. Clone the repository
3. Install dependencies: pnpm install
4. Run Storybook: pnpm storybook
5. Go to http://localhost:6006/?path=/story/example-cacheddata--default

Expected behaviour

The story is rendered without errors, with cacheLife properly resolved from next/cache.

Actual behaviour

Storybook fails to load the story with the error about missing cacheLife export:

The requested module '/node_modules/.cache/storybook/.../sb-vite/deps/next_cache.js?v=5fe07202' does not provide an export named 'cacheLife'

System

Storybook Environment Info:
│

│  System:
│  OS: macOS 15.7.1
│  CPU: (8) arm64 Apple M1 Pro
│  Shell: 5.9 - /bin/zsh
│  Binaries:
│  Node: 22.14.0 - /Users/user/.nvm/versions/node/v22.14.0/bin/node
│  Yarn: 1.22.22 - /opt/homebrew/bin/yarn
│  npm: 10.9.2 - /Users/user/.nvm/versions/node/v22.14.0/bin/npm
│  pnpm: 10.6.2 - /opt/homebrew/bin/pnpm <----- active
│  Browsers:
│  Chrome: 142.0.7444.176
│  Firefox: 145.0
│  Safari: 26.0.1
│  npmPackages:
│  @storybook/nextjs-vite: ^10.2.0-alpha.1 => 10.2.0-alpha.1
│  eslint-plugin-storybook: ^10.2.0-alpha.1 => 10.2.0-alpha.1
│  storybook: ^10.2.0-alpha.1 => 10.2.0-alpha.1

Additional context

Nextjs version: 16.0.6</issue_description>

Comments on the Issue (you are @copilot in this section)

• Fixes [Bug]: cacheLife export from next/cache not resolved in @storybook/nextjs-vite vite-plugin-storybook-nextjs#75

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