Merge branch 'release/2.7.1' into 'stable'

CHANGELOG.md

lib/pleroma/user.ex

...activity_pub/object_validators/accept_reject_validator.ex

...oma/web/activity_pub/object_validators/block_validator.ex

...ma/web/activity_pub/object_validators/follow_validator.ex

lib/pleroma/web/endpoint.ex

lib/pleroma/web/mastodon_api/views/account_view.ex

lib/pleroma/web/mastodon_api/websocket_handler.ex

lib/pleroma/web/router.ex

mix.exs

mix.lock

test/pleroma/integration/mastodon_websocket_test.exs

test/pleroma/user_test.exs

...activity_pub/object_validators/follow_validation_test.exs

...activity_pub/transmogrifier/user_update_handling_test.exs

test/pleroma/web/mastodon_api/views/account_view_test.exs

test/pleroma/web/node_info_test.exs