* add keyStore and switch all secret usage to this store
- implement static ks
- add shared secret
* lint: shadow in jwt and missing comment
* rename static key group to shared and use top-level shared secret
* move siteID extraction (from token) to internal func
* lint: merge var and assign for key test
* remove extra dmin check, add blocking check via jwt and auth middleware
* short jwt and refresh for expired
* lint: missing comment on UserFlager
* simplify user management in auth refresh
* allow custom max cookie age
* test blocked user
* reset cookie for blocked user
* move admin perm detection to data service
* customizable ttl with opts as a part of auth group
* add local auth provider dev
* main minimal test for dev auth mode
* add comments and update docs with current params
* add admin and auth_dev flags
* comments for dev compose
* lint: shadow err