Canon

Source: harness/docs/canon/README.md
Status: Current source; staged without content changes.

Product truth for the harness public cut. Read in this order:

grain.md — Causal spine, regions, nouns, catalog, transport, conversation tip.
proposals.md — Cancel / Question. Permission is ../runtime/approval.md.
standard-toolkit.md — Always-on model-callable FS tools.

Runtime control-effects: ../runtime/control-effects.md. Operator how-to: ../client/. Author surfaces: author/.