Covers the full workflow: inspect GitHub releases API to discover archive
layout, choose from 9 patterns (A-I), write POSIX shell and PowerShell
scripts, and identify classification/variant issues.
Reference files:
- PATTERNS.md: install.sh/ps1 skeletons for all 9 patterns
- ARCHIVE-LAYOUTS.md: real tar -t output for representative packages
- CLASSIFICATION.md: when to add variant tags, canonical vocab
