Addon Test: Register as experimental_TEST_PROVIDER addon type

[ghengeveld]

Closes #29094

What I did

This registers the Test addon as a test provider using the new experimental_TEST_PROVIDER addon type.

Checklist for Contributors

Testing

The changes in this PR are covered in the following automated tests:

• stories
• unit tests
• integration tests
• end-to-end tests

Manual testing

This section is mandatory for all contributions. If you believe no manual test is necessary, please state so explicitly. Thanks!

Documentation

• Add or update documentation reflecting your changes
• If you are deprecating/removing a feature, make sure to update
  MIGRATION.MD

Checklist for Maintainers

• When this PR is ready for testing, make sure to add ci:normal, ci:merged or ci:daily GH label to it to run a specific set of sandboxes. The particular set of sandboxes can be found in code/lib/cli/src/sandbox-templates.ts

• Make sure this PR contains one of the labels below:

  Available labels

  • bug: Internal changes that fixes incorrect behavior.
  • maintenance: User-facing maintenance tasks.
  • dependencies: Upgrading (sometimes downgrading) dependencies.
  • build: Internal-facing build tooling & test updates. Will not show up in release changelog.
  • cleanup: Minor cleanup style change. Will not show up in release changelog.
  • documentation: Documentation only changes. Will not show up in release changelog.
  • feature request: Introducing a new feature.
  • BREAKING CHANGE: Changes that break compatibility in some way with current major version.
  • other: Changes that don't fit in the above categories.

🦋 Canary release

This PR does not have a canary release associated. You can request a canary release of this pull request by mentioning the @storybookjs/core team here.

core team members can create a canary release here or locally with gh workflow run --repo storybookjs/storybook canary-release-pr.yml --field pr=<PR_NUMBER>

Greptile Summary

This pull request implements the Test addon as an experimental test provider in Storybook, addressing issue #29094.

• Updated code/addons/test/src/manager.tsx to register the addon with experimental_TEST_PROVIDER type, icon, title, and description
• Modified code/addons/test/src/constants.ts to change ADDON_ID to 'storybook/test' and add TEST_PROVIDER_ID
• Added '@storybook/icons' as a dependency in code/addons/test/package.json for the new icon implementation
• Aligned the Test addon with Storybook's new Test Provider API, improving integration and functionality

[greptile-apps]

_{3 file(s) reviewed, 1 comment(s)
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[greptile-apps]

style: Consider making the description dynamic based on test status

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