Revert "Vue: Make globals reactive in decorators"

[valentinpalkovic]

Reverts #33562

Summary by CodeRabbit

• Refactor

  • Simplified the updateArgs method signature in the Vue 3 renderer
  • Removed reactive globals support from the Vue 3 renderer

• Tests

  • Removed Vue 3 end-to-end test suite for decorator functionality

• Documentation

  • Removed Vue 3-specific decorator documentation and examples featuring reactive globals and updateArgs

[github-actions]

	Fails
🚫	PR is not labeled with one of: ["cleanup","BREAKING CHANGE","feature request","bug","documentation","maintenance","build","dependencies"]
🚫	PR is not labeled with one of: ["ci:normal","ci:merged","ci:daily","ci:docs"]
🚫	PR description is missing the mandatory "#### Manual testing" section. Please add it so that reviewers know how to manually test your changes.

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Review failed

The pull request is closed.

📝 Walkthrough

Walkthrough

This PR removes reactive globals support and simplifies the updateArgs API in the Vue 3 renderer by eliminating generic type parameters, removing reactiveGlobals from public map exports, and deleting associated test cases, story examples, and documentation snippets.

Changes

Cohort / File(s)	Summary
Core Vue 3 Renderer code/renderers/vue3/src/render.ts, code/renderers/vue3/src/render.test.ts	Simplified updateArgs API by removing generic type parameter; removed reactiveGlobals property from public map value; eliminated reactive globals handling from storyContext and appState; updated test cases to reflect simplified API signature.
Story Templates code/renderers/vue3/template/stories_vue3-vite-default-ts/decorators.stories.ts	Removed UpdateArgs and ReactiveGlobalDecorator story exports; removed useArgs import, updateArgsDecorator, localeDecorator, and getCaptionForLocale helper function.
Documentation Snippets docs/_snippets/decorator-with-reactive-globals.md, docs/_snippets/decorator-with-updateArgs.md	Removed example code blocks demonstrating Vue 3 decorators using reactive globals and updateArgs patterns.
Documentation Guides docs/writing-stories/decorators.mdx	Removed entire Vue-specific decorator guidance section covering reactive globals, CodeSnippets references, and Preview API hooks.
E2E Tests code/e2e-tests/framework-vue3.spec.ts	Removed entire Vue 3 Playwright test suite including tests for updateArgs in decorators and reactive globals integration.

Estimated code review effort

🎯 4 (Complex) | ⏱️ ~40 minutes

Possibly related PRs

• storybookjs/storybook#33562: Directly related as it introduces reactiveGlobals and generic updateArgs signature that this PR removes, representing a feature reversal or cleanup of previously added reactive globals support.

✨ Finishing touches

• 📝 Generate docstrings

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