feat(auth): implement JWT authentication and user registration

- Added JWT authentication with token generation and validation.
- Introduced user registration functionality with email and password.
- Integrated Argon2 for password hashing.
- Created SQLite user repository for user data persistence.
- Updated application context to include user repository and configuration settings.
- Added environment variable support for JWT secret and registration allowance.
- Enhanced error handling for unauthorized access and validation errors.
- Updated presentation layer to handle login and registration requests.

crates/presentation/src/routes.rs

@@ -32,6 +32,7 @@ fn api_routes() -> Router<AppState> {
                 "/movies/{id}/sync-poster",
                 routing::post(handlers::api::sync_poster),
             )
-            .route("/auth/login", routing::post(handlers::api::login)),
+            .route("/auth/login", routing::post(handlers::api::login))
+            .route("/auth/register", routing::post(handlers::api::register)),
     )
 }