agro-municipio-query

name	agro-municipio-query
description	Implement or repair municipality and UF queries using the repository's IBGE-backed domain contracts. Use when changing municipality lookup filtering or identification. Do not use when calculating planting windows costs or climate signals.

Agro municipality query

• Inspect backend/app/api/ and municipality data contracts before editing.
• Use IBGE codes as stable municipality identifiers where the repository already does so.
• Preserve current UF validation and response schema.
• Handle nonexistent UF municipality and IBGE values explicitly.
• Avoid fuzzy matching unless the current API contract requires it.
• Add tests for valid lookup empty result invalid UF and unknown IBGE code.
• Run Ruff and the focused API tests then the full suite from backend/.