Settings
List Settings
Returns all application settings.
Bulk Update Settings
Updates multiple settings at once.
Show Setting
Returns a single settings group by slug as a flat JSON object of its fields.
Update Setting
Updates a single setting by slug. Body shape varies per slug — for simple settings the body is `{'value': ...}`; for grouped settings (e.g. `purchase-order`, `forecasting`, `general`) the body is a flat object of allowed keys.