Module layered 

Diátaxis-ish layered vault writer.

Top-level indices (00-Overview .. 50-Ownership) are always re-written. Module notes (30-Modules/…) honour the incremental slice-hash gate.

Layout:

cgx-docs/
  .obsidian/
  README.md                     ← entry point with "Start here"
  00-Overview/
    Architecture.md             ← project, stack, languages, top modules
    HowToNavigate.md            ← reading path for new readers
    Glossary.md                 ← node kinds, communities
  10-PublicAPI/<community>.md
  20-Architecture/
    Communities.md
    CrossClusterDeps.md
    EntryPoints.md
  30-Modules/<community>/<basename>.md  ← per-file notes (flattened)
  40-Risk/
    Hotspots.md
    ComplexityHigh.md
    DeadCode.md
    Duplicates.md
  50-Ownership/
    Owners.md
    BlameGraph.md

Functions

write_vault