v0.2.0

Added

• Session Listing: user.seshlock_sessions returns all active sessions for a user, ordered by most recent first.
• Revoke All Sessions: user.revoke_all_seshlock_sessions! revokes all active sessions for a user (logout everywhere).
• Revoke Other Sessions: user.revoke_other_seshlock_sessions!(except_refresh_token:) revokes all sessions except the specified one.
• Controller Helpers:
  • seshlock_list_sessions - Returns array of session info with id, device, created_at, expires_at, and current flag.
  • seshlock_revoke_all - Revokes all sessions for the current user.
  • seshlock_revoke_others - Revokes all sessions except the current one.
  • seshlock_revoke_session(session_id:) - Revokes a specific session by ID.