feat(web): add protected API endpoint /api/dev/test using requireAuth…

[Niksinikhilesh045]

Add protected API endpoint /api/dev/test

Summary

This PR introduces a protected API route in the web application to validate and demonstrate the existing authentication flow.

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What’s added

• New endpoint: /api/dev/test
• Implemented using Next.js App Router
• Secured using requireAuthUser

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Behavior

• If authenticated:

  {
    "success": true,
    "userId": "<authenticated_user_id>"
  }

• If not authenticated:

  • Returns standardized auth error response (e.g., AUTH_ACCESS_TOKEN_MISSING)

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Purpose

• Validate cookie-based authentication flow (access token handling)
• Ensure requireAuthUser works correctly in protected routes
• Provide a reference implementation for future secure endpoints

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Testing

• Tested via browser console:

  fetch("/api/dev/test", { credentials: "include" })

• Verified:

  • Successful response when logged in
  • Proper error response when unauthenticated

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Notes

• No changes made to existing auth logic
• No environment or config changes required
• Endpoint is intended for development/testing and can be extended for future features

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Pull request overview

This PR adds a new protected Next.js App Router endpoint in the web app to exercise the existing auth guard flow, while also introducing a couple of repo/tooling updates that support the web workspace.

Changes:

• Adds /api/dev/test, a protected GET route that calls requireAuthUser and returns the authenticated user id.
• Updates the web build script to use cross-env and adds the dependency to the web workspace.
• Changes Turbo dev task orchestration and refreshes the root lockfile/workspace package metadata.

Reviewed changes

Copilot reviewed 3 out of 4 changed files in this pull request and generated 3 comments.

File	Description
turbo.json	Makes dev depend on upstream build tasks across the workspace.
package-lock.json	Updates lockfile entries for the new web dependency and workspace package metadata.
apps/web/package.json	Switches the web build script to cross-env and adds cross-env as a dev dependency.
apps/web/app/api/dev/test/route.ts	Adds the new protected /api/dev/test API route returning { success, userId }.

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