Ajanthanasia/poss

AI Summary: The task involves integrating a login system between the frontend and backend. The frontend will use React's `useState` hook to manage login state and securely store an `api_token` generated by the backend, which will also be responsible for generating and validating this token.

AI Summary: This issue requests a new feature to display a comprehensive list of owners. For each owner, the output should include their detailed information along with the specific details of all shops they own. It is labeled as a good first issue, suggesting a relatively straightforward implementation.