fix(types): add missing retrieveProductOptionValue to module interface

.changeset/proud-spies-march.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/types": patch
+---
+
+fix(types): add missing retrieveProductOptionValue to module interface

packages/core/types/src/product/service.ts

@@ -1433,6 +1433,48 @@ export interface IProductModuleService extends IModuleService {
     sharedContext?: Context
   ): Promise<Record<string, string[]> | void>
 
+  /**
+   * This method is used to retrieve a product option value by its ID.
+   *
+   * @param {string} optionValueId - The ID of the product option value to retrieve.
+   * @param {FindConfig<ProductOptionValueDTO>} config -
+   * The configurations determining how the product option value is retrieved. Its properties, such as `select` or `relations`, accept the
+   * attributes or relations associated with a product option value.
+   * @param {Context} sharedContext - A context used to share resources, such as transaction manager, between the application and the module.
+   * @returns {Promise<ProductOptionValueDTO>} The retrieved product option value.
+   *
+   * @example
+   * A simple example that retrieves a product option value by its ID:
+   *
+   * ```ts
+   * const optionValue =
+   *   await productModuleService.retrieveProductOptionValue("optval_123")
+   * ```
+   *
+   * To specify relations that should be retrieved:
+   * 
+   * :::note
+   * 
+   * You can only retrieve data models defined in the same module. To retrieve linked data models
+   * from other modules, use [Query](https://docs.medusajs.com/learn/fundamentals/module-links/query) instead.
+   * 
+   * :::
+   *
+   * ```ts
+   * const optionValue = await productModuleService.retrieveProductOptionValue(
+   *   "optval_123",
+   *   {
+   *     relations: ["option"],
+   *   }
+   * )
+   * ```
+   */
+  retrieveProductOptionValue(
+    optionValueId: string,
+    config?: FindConfig<ProductOptionValueDTO>,
+    sharedContext?: Context
+  ): Promise<ProductOptionValueDTO>
+
   /**
    * This method is used to retrieve a paginated list of product option values based on optional filters and configuration.
    *