c3-query
Use when project has .c3/ and user asks about architecture or code location.Triggers: "explain", "where is", "look for", "how does", "what is", "find", "show me", C3 IDs (c3-0, c3-1, adr-*).
Also installable via skills CLI
npx skills add lagz0ne/c3-skill/data/c3-query