Ryan Chen 454fb1b52c Add authentication validation on login screen load ...

- Add validateToken() method to userService to check if refresh token is valid
- Automatically redirect to chat if user already has valid session
- Show 'Checking authentication...' loading state during validation
- Prevents unnecessary login if user is already authenticated
- Improves UX by skipping login screen when not needed

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

2025-10-27 12:24:10 -04:00

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conversationService.ts

big uplift

2025-10-26 09:25:17 -04:00

userService.ts

Add authentication validation on login screen load

2025-10-27 12:24:10 -04:00