feat: align RU validation, error contract, and generator runtime templates

Wire DSL-derived field labels, safe API error JSON (string|string[]), decimal/enum DTO fixes, and client dataProvider without comma-splitting. Add generation/templates/runtime as canonical source copied on generate; extend AID bundle, prompts, validation gate, and docs.

client/src/resources/repair-order/RepairOrderEdit.tsx

@@ -20,7 +20,7 @@ const statusChoices = [
 export const RepairOrderEdit = () => (
   <Edit>
     <SimpleForm>
-      <TextInput source="id" label="id" disabled />
+      <TextInput source="id" label="Идентификатор" disabled />
       <TextInput source="number" label="Номер заявки" isRequired />
       <ReferenceInput source="equipmentId" reference="equipment">
         <AutocompleteInput label="Оборудование" optionText={(record) => record.inventoryNumber ? `${record.inventoryNumber} — ${record.name ?? record.inventoryNumber}` : (record.name ?? record.id)} filterToQuery={(searchText) => ({ q: searchText })} />