fix(shared): Added support for global navigator check to isValidBrowser

[royanger]

Description

Checklist

• pnpm test runs as expected.
• pnpm build runs as expected.
• (If applicable) JSDoc comments have been added or updated for any package exports
• (If applicable) Documentation has been updated

Type of change

• 🐛 Bug fix
• 🌟 New feature
• 🔨 Breaking change
• 📖 Refactoring / dependency upgrade / documentation
• other:

Summary by CodeRabbit

• Bug Fixes
  • Fixed browser connectivity detection for service worker environments, ensuring proper fallback mechanisms when standard browser APIs are unavailable. This prevents misleading offline errors and improves token retrieval reliability in extension contexts.

[vercel]

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Project	Deployment	Actions	Updated (UTC)
clerk-js-sandbox	Ready	Preview, Comment	Jun 11, 2026 5:31am
swingset	Ready	Preview, Comment	Jun 11, 2026 5:31am

[changeset-bot]

🦋 Changeset detected

Latest commit: d7130c8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 21 packages

Name	Type
@clerk/shared	Patch
@clerk/astro	Patch
@clerk/backend	Patch
@clerk/chrome-extension	Patch
@clerk/clerk-js	Patch
@clerk/expo-passkeys	Patch
@clerk/expo	Patch
@clerk/express	Patch
@clerk/fastify	Patch
@clerk/hono	Patch
@clerk/localizations	Patch
@clerk/msw	Patch
@clerk/nextjs	Patch
@clerk/nuxt	Patch
@clerk/react-router	Patch
@clerk/react	Patch
@clerk/tanstack-react-start	Patch
@clerk/testing	Patch
@clerk/ui	Patch
@clerk/vue	Patch
@clerk/swingset	Patch

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Click here if you're a maintainer who wants to add another changeset to this PR

[coderabbitai]

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately describes the main change: adding support for global navigator checks in isValidBrowser and related functions.
Docstring Coverage	✅ Passed	Docstring coverage is 100.00% which is sufficient. The required threshold is 80.00%.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.

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✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

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[pkg-pr-new]

Open in StackBlitz

@clerk/astro

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@clerk/backend

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@clerk/chrome-extension

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@clerk/clerk-js

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@clerk/expo

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@clerk/expo-passkeys

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@clerk/express

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@clerk/fastify

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@clerk/hono

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@clerk/localizations

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@clerk/nextjs

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@clerk/nuxt

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@clerk/react

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@clerk/react-router

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@clerk/shared

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@clerk/tanstack-react-start

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@clerk/testing

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@clerk/ui

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@clerk/upgrade

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@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@8827

commit: d7130c8

[github-actions]

API Changes Report

Generated by Break Check on 2026-06-11T05:32:16.631Z

Summary

Metric	Count
Packages analyzed	19
Packages with changes	0
🔴 Breaking changes	0
🟡 Non-breaking changes	0
🟢 Additions	0

Note
Break Check could not snapshot 3 subpaths; the diff below excludes them.

• @clerk/astro ./env: Internal Error: Unable to determine module for: /home/runner/_work/javascript/javascript/packages/astro/env.d.ts You have encountered a software defect. Please consider reporting the issue to the maintainers of this application.
• @clerk/shared ./cookie: Internal Error: Unable to follow symbol for "Cookies" You have encountered a software defect. Please consider reporting the issue to the maintainers of this application.
• @clerk/testing ./cypress: Symbol not found for identifier: Cypress

No API Changes Detected

All packages have stable APIs with no detected changes.

---

Report generated by Break Check

_{Last ran on d7130c8.}