feat: Implement product categories, stores, suppliers, and users management features

- Added ProductCategoriesService for handling product category API interactions.
- Created components for listing and viewing product categories.
- Implemented UI for managing product categories with a data list component.
- Developed StoresService for managing store-related API calls.
- Created components for listing and viewing stores with appropriate UI.
- Added SuppliersService for handling supplier API interactions.
- Implemented components for managing suppliers with a data list component.
- Developed UsersService for managing user-related API calls.
- Created components for listing and viewing users with appropriate UI.
- Enhanced not found page with improved layout and navigation options.

src/app/modules/suppliers/components/form.component.html

@@ -0,0 +1,14 @@
+<p-dialog header="فرم تامین‌کننده" [(visible)]="visible" [modal]="true" [style]="{ width: '600px' }" [closable]="true">
+  <form [formGroup]="form" (submit)="submit()" class="flex flex-col gap-4">
+    <app-input label="نام" [control]="form.controls.firstName" name="firstName" />
+    <app-input label="نام خانوادگی" [control]="form.controls.lastName" name="lastName" />
+    <app-input label="ایمیل" [control]="form.controls.email" name="email" type="email" />
+    <app-input label="شماره موبایل" [control]="form.controls.mobileNumber" name="mobileNumber" type="mobile" />
+    <app-input label="آدرس" [control]="form.controls.address" name="address" />
+    <app-input label="شهر" [control]="form.controls.city" name="city" />
+    <app-input label="استان" [control]="form.controls.state" name="state" />
+    <app-input label="کشور" [control]="form.controls.country" name="country" />
+    <app-input label="فعال" [control]="form.controls.isActive" name="isActive" type="switch" />
+    <app-form-footer-actions [submitLabel]="'ذخیره'" [loading]="form.disabled" (onCancel)="close()" />
+  </form>
+</p-dialog>