Error handling and UX

[geolunalg]

Epic: Authentication & Session Management (JWT + Refresh) #2065

Overview

User Story:
As a user, I want clear guidance when my session expires so I can log in again.

Action Items

Acceptance Criteria:

• If refresh fails (401), client:
  • clears local auth state
  • redirects to login with a “session expired” message
• Client avoids infinite retry loops (refresh once per failed request).

Resources/Instructions

REPLACE THIS TEXT - If there is a website that has documentation that helps with this issue provide the link(s) here.