Data scratch - authorization

[jan-goral]

Plan

According to the specification described in epic #1727
add abstraction and implementation for the following part of the data layer:

Abstraction

ftl/data/UserAuthorization.kt

package ftl.data

val requestUserAuthorization: UserAuthorization.Request get() = TODO()

object UserAuthorization {
    interface Request : () -> Unit
}

Target

• UserAuth.kt
• Credentials.kt

Adapter

ftl/adapter/GoogleUserAuthorization.kt