Architecture knowledge, engineering policy, an incident runbook, and ADR-style decisions — including a superseded one.
opencontext validate --strict
opencontext resolve --agent dev-agent --task "add a column to the accounts table" --explain
opencontext history decisions.2026-08-01-postgres-ha
opencontext graph --format dot > context.dotThe two decisions show supersession working: the February decision is retained
with authority: historical and superseded_by, and the August one supersedes
it. Default resolution returns only the current one; --include-historical
returns both, which is how you reconstruct what the team believed in March.
oncall-agent inherits everything dev-agent has and adds
deploy.production. Inheritance unions scope and can only ever narrow the
classification ceiling — it cannot widen access.