feat: refactor frontend routing and authentication

- Changed root div ID from 'root' to 'app' in index.html.
- Updated package.json to include new dependencies for routing and state management.
- Removed App component and replaced it with a router setup in main.tsx.
- Added route definitions for login, about, and index pages.
- Implemented authentication logic using Zustand for state management.
- Created API client with Axios for handling requests and token management.
- Added CORS support in the backend API.
- Updated schema for login requests to use camelCase.

libertas_api/Cargo.toml

@@ -33,7 +33,7 @@ futures = "0.3.31"
 bytes = "1.10.1"
 async-nats = "0.45.0"
 tower = { version = "0.5.2", features = ["util"] }
-tower-http = { version = "0.6.6", features = ["fs", "trace"] }
+tower-http = { version = "0.6.6", features = ["fs", "trace", "cors"] }
 tracing = "0.1.41"
 tracing-subscriber = { version = "0.3.20", features = ["env-filter"] }
 dbscan = "0.3.1"