Use this skill whenever the user mentions Metago, .metago templates, //mgo: directives, Go code generation from source comments, generated meta.go files, or asks to add/debug/refactor metaprogramming templates for Go. This skill explains how to use the metago tool, write annotations and templates, use template metadata/helpers like name/typeof/keys/tag/imports, and test generation with golden fixtures.
2026-07-20