Implement the `#[RequiresActiveSession]` attribute

[MKodde]

Install the #[RequiresActiveSession] attribute on the routes that require a session to be started.

@pmeulen are these the actions you had in mind? This is what my own judgement came up with.

As a little side project I:

• Dependency injected the Session name into the services that check the session id cookie
• Injected the Salt that is used to generate the log session correlation id with.