@startuml dependencies
class OAuth2PasswordBearer {
}

class JWTError {
}

class HTTPException {
}

class TinyDBHelper {
    +query_token(user_id: string, token: string): bool
}

class Dependencies {
    +get_current_user(token: str): dict
}

OAuth2PasswordBearer ..> Dependencies : token
Dependencies ..> JWTError : catch errors
Dependencies ..> HTTPException : throw on failure
Dependencies ..> TinyDBHelper : validate token
@enduml