Record user-facing changes as towncrier fragments, following changelog.d/README.md; never edit CHANGELOG.md directly.

Issues are tracked in GitHub Issues (github.com/wkentaro/gdown) via the gh CLI. See docs/agents/issue-tracker.md.

Canonical issue types, triage roles, and pull-request verdicts are documented in docs/agents/triage-labels.md.

Single-context: one CONTEXT.md + docs/adr/ at the repo root. See docs/agents/domain.md.