Candidate data-domain scenarios: naming (snake_case names, lowercase option
values), field-type selection (secret vs password, lookup vs
master_detail), relationships (junction object vs multi-value lookup,
deleteBehavior), validation (script inversion, state_machine transitions,
unique index not a validation type), hooks (before* vs after*,
sandboxed body capabilities), and seeds (externalId choice, natural-key
lookups, CEL dynamic values).