legacy-code-doc

Reverse-document legacy ABAP — read a Z program/class/function group end to end, map its structure, database touchpoints, callers, and side effects, and produce structured documentation (purpose, flow, interfaces, data, risks). Use whenever the user asks "what does this program do", wants documentation for undocumented custom code, is onboarding onto an unfamiliar codebase, planning an S/4HANA migration impact…