* Start work on passing context to backends
* More work on passing context
* Unindent logical system
* Unindent token store
* Unindent passthrough
* Unindent cubbyhole
* Fix tests
* use requestContext in rollback and expiration managers
* Capabilities endpoint will now return considering policies on entities and groups
* refactor the policy derivation into a separate function
* Docs: Update docs to reflect the change in capabilities endpoint