reverse-skill: the .md map — humans and agents, separated

Navigation across the markdown files of zhaoxuya520/reverse-skill with measured metrics: 402 .md files, 83 SKILL.md, all in git mode 100644. Documentation is split by audience — 46 KB for humans, 157 KB for agents. Covers the routing chain and three license zones (MIT / GPL-3.0 / third-party MIT).