- added Permissions-Policy header as an opt-in header & default value - updated documentation with Permissions-Policy and resources - updated tests to include Permissions-Policy - SecurityHeaders and Permissions-Policy may be configured globally / per route - updated structure of public methods and class members to match previous version structure Fixes gh-2975 Signed-off-by: Jörg Richter <96986086+joerg-richter-5234@users.noreply.github.com>