# Expected Diagnostics: prd-frs-invalid.md

- `contract.field.missing`: `owner` is required.
- `contract.metric.too_low`: the document is below the target word band.
- `contract.assertion.contains_any_missing`: goals do not mention measure, metric, or success.
- `contract.section.missing`: `functional-requirements` is required.
- `contract.section.recommended_missing`: `non-goals` is recommended.
- `contract.section.discouraged`: `implementation-plan` is discouraged in this contract.