feat(api): generate models for patched products, refunds, site configurations, payments, and user registration

- Added PatchedProduct, PatchedProductImage, PatchedRefund, and related models.
- Introduced Payment, PaymentBody, PaymentCreate, and PaymentRead models.
- Created enums for payment methods, reasons for refunds, roles, and shipping methods.
- Implemented models for site configurations and their opening hours.
- Added ZasilkovnaPacket and ZasilkovnaShipment models for handling shipping data.
- Generated user registration model with validation rules.
- Updated public API functions to support new models and queries.

frontend/src/api/generated/public/models/customUser.ts

@@ -0,0 +1,45 @@
+/**
+ * Generated by orval v7.17.0 🍺
+ * Do not edit manually.
+ * OpenAPI spec version: 0.0.0
+ */
+import type { RoleEnum } from "./roleEnum";
+
+export interface CustomUser {
+  readonly id: number;
+  /** Požadováno. 150 znaků nebo méně. Pouze písmena, číslice a znaky @/./+/-/_. */
+  readonly username: string;
+  /** @maxLength 150 */
+  first_name?: string;
+  /** @maxLength 150 */
+  last_name?: string;
+  /** @maxLength 254 */
+  email: string;
+  role?: RoleEnum;
+  email_verified?: boolean;
+  /**
+   * @maxLength 16
+   * @nullable
+   * @pattern ^\+?\d{9,15}$
+   */
+  phone_number?: string | null;
+  readonly create_time: Date;
+  /**
+   * @maxLength 100
+   * @nullable
+   */
+  city?: string | null;
+  /**
+   * @maxLength 200
+   * @nullable
+   */
+  street?: string | null;
+  /**
+   * @maxLength 5
+   * @nullable
+   * @pattern ^\d{5}$
+   */
+  postal_code?: string | null;
+  readonly gdpr: boolean;
+  is_active?: boolean;
+}