meta {
  name: Check Session
  type: http
  seq: 2
}

get {
  url: {{appview_url}}/api/auth/session
}

docs {
  Check current authentication status.

  Returns 401 if not authenticated.
  Returns 200 with session info if authenticated:
  {
    "authenticated": true,
    "did": "did:plc:...",
    "sub": "..."
  }

  Requires valid session cookie (atbb_session).
}