Add test for health_check endpoint
Add test for health_check endpoint

Kirishima21/mastodon,Kirishima21/mastodon,glitch-soc/mastodon,im-in-space/mastodon,glitch-soc/mastodon,im-in-space/mastodon,im-in-space/mastodon,im-in-space/mastodon,Kirishima21/mastodon,glitch-soc/mastodon,Kirishima21/mastodon,glitch-soc/mastodon