- Optimize JWT Auth module to load configuration via `global_args`.
- Decouple configuration-related code from `utils_api.py`, and add a new `config.py` file for unified configuration management.
- Adjust configuration import in `lightrag_server.py`, `auth.py`, and `document_routes.py` to be introduced through `global_args`.
- Add username display in the `SiteHeader` component.
- Update logout button text to include username.
- Add `username` field in auth state.
- Optimize token parsing logic to extract username information.
- pre-commit fix
- Add an `accounts` dictionary in `AuthHandler` to store multiple user account information.
- Modify login logic to support multiple user account verification.
- Update environment variable example, add description for `AUTH_ACCOUNTS` variable.
- Adjust authentication status check logic, use `auth_handler.accounts` to determine if authentication is configured.
