fix: update cSpell.words in settings.json and improve code formatting in various files

packages/core-api/src/data-services/base-data.transformer.ts

@@ -25,10 +25,7 @@ import type { BaseEntity } from './types';
  * }
  * ```
  */
-export interface IDataTransformer<
-  TEntity extends BaseEntity = BaseEntity,
-  TDTO = TEntity,
-> {
+export interface IDataTransformer<TEntity extends BaseEntity = BaseEntity, TDTO = TEntity> {
   /**
    * Transform an API DTO into a domain entity.
    *
@@ -88,7 +85,7 @@ export interface IDataTransformer<
  *
  * Extends the core `IDataTransformer` contract with granular hooks
  * for each CRUD operation. Override only the hooks you need —
- * unoverridden hooks delegate to the core `transformToEntity` /
+ * un overridden hooks delegate to the core `transformToEntity` /
  * `transformToDTO` methods.
  *
  * **Design rationale (from legacy analysis):**
@@ -129,10 +126,8 @@ export interface IDataTransformer<
  * }
  * ```
  */
-export abstract class BaseDataTransformer<
-  TEntity extends BaseEntity = BaseEntity,
-  TDTO = TEntity,
-> implements IDataTransformer<TEntity, TDTO>
+export abstract class BaseDataTransformer<TEntity extends BaseEntity = BaseEntity, TDTO = TEntity>
+  implements IDataTransformer<TEntity, TDTO>
 {
   /**
    * Core DTO → Entity transformation.