Add streaming_api_base_url to /api/v1/instance (#3556)
Add streaming_api_base_url to /api/v1/instance (#3556)

* Add streaming_api_base_url to /api/v1/instance

* Adjust spaces

* nested view

* re-adjust spaces

kibousoft/mastodon,kibousoft/mastodon,kibousoft/mastodon,kibousoft/mastodon