schema and migrate

Export schema

npx dhal schema dhal.schema.json

This writes the Dhal config JSON Schema.

Migrate config

npx dhal migrate dhal.json dhal.migrated.json

Use migration to normalize older config into the current shape.

Validate after migration

npx dhal test-config --config dhal.migrated.json
npx dhal doctor --config dhal.migrated.json