https://api.fav.com/ https://api.fav.com/docs https://api.fav.com/docs/reference https://api.fav.com/auth.md https://api.fav.com/llms.txt https://api.fav.com/.well-known/agent-skills/favorited-connect/SKILL.md https://api.fav.com/.well-known/agent-skills/favorited-users/SKILL.md