feat: add logo image and RTL support styles

- Added logo image to assets.
- Implemented RTL support styles in rtlSupport.scss for various components including breadcrumb, datatable, and tree node toggle button.

chore: configure environment files for production, staging, and development

- Created environment.prod.ts for production settings.
- Created environment.staging.ts for staging settings.
- Created environment.ts for local development settings.

feat: define custom theme preset

- Added presets.ts to define a custom theme preset using PrimeUIX with specific component styles and semantic colors.

chore: set up proxy configuration for local development

src/app.config.ts

@@ -1,16 +1,76 @@
-import { provideHttpClient, withFetch } from '@angular/common/http';
-import { ApplicationConfig } from '@angular/core';
+import {
+  ApiBaseUrlInterceptor,
+  authInterceptor,
+  dedupInterceptor,
+  errorInterceptor,
+  loggingInterceptor,
+} from '@/core/interceptors';
+import {
+  HTTP_INTERCEPTORS,
+  provideHttpClient,
+  withFetch,
+  withInterceptors,
+  withInterceptorsFromDi,
+} from '@angular/common/http';
+import { ApplicationConfig, provideZonelessChangeDetection } from '@angular/core';
 import { provideAnimationsAsync } from '@angular/platform-browser/animations/async';
-import { provideRouter, withEnabledBlockingInitialNavigation, withInMemoryScrolling } from '@angular/router';
-import Aura from '@primeuix/themes/aura';
+import {
+  provideRouter,
+  withEnabledBlockingInitialNavigation,
+  withInMemoryScrolling,
+} from '@angular/router';
+// Use the consolidated preset that includes our custom variables
+import { MessageService } from 'primeng/api';
 import { providePrimeNG } from 'primeng/config';
 import { appRoutes } from './app.routes';
+import MyPreset from './presets';
 
 export const appConfig: ApplicationConfig = {
-    providers: [
-        provideRouter(appRoutes, withInMemoryScrolling({ anchorScrolling: 'enabled', scrollPositionRestoration: 'enabled' }), withEnabledBlockingInitialNavigation()),
-        provideHttpClient(withFetch()),
-        provideAnimationsAsync(),
-        providePrimeNG({ theme: { preset: Aura, options: { darkModeSelector: '.app-dark' } } })
-    ]
+  providers: [
+    provideRouter(
+      appRoutes,
+      withInMemoryScrolling({
+        anchorScrolling: 'enabled',
+        scrollPositionRestoration: 'enabled',
+      }),
+      withEnabledBlockingInitialNavigation(),
+    ),
+    provideZonelessChangeDetection(),
+    // configure HttpClient once: enable fetch and register both functional
+    // interceptors and legacy (DI-provided) class-based interceptors
+    provideAnimationsAsync(),
+    // ensure PrimeNG uses our preset (applies css variables at app initialization)
+    providePrimeNG({
+      theme: {
+        preset: MyPreset,
+        options: { darkModeSelector: '.app-dark' },
+      },
+      translation: {
+        emptySelectionMessage: 'هیچ موردی انتخاب نشده است',
+        emptyMessage: 'هیچ داده‌ای برای نمایش وجود ندارد',
+        emptyFilterMessage: 'هیچ موردی برای نمایش وجود ندارد',
+        emptySearchMessage: 'هیچ موردی برای نمایش وجود ندارد',
+        accept: 'تایید',
+        reject: 'رد کردن',
+        cancel: 'لغو',
+        noFileChosenMessage: 'هیچ فایلی انتخاب نشده است',
+        fileChosenMessage: 'انتخاب فایل',
+        selectionMessage: '{0} مورد انتخاب شده است',
+      },
+    }),
+
+    {
+      provide: HTTP_INTERCEPTORS,
+      useClass: ApiBaseUrlInterceptor,
+      multi: true,
+    },
+
+    MessageService,
+
+    provideHttpClient(
+      withFetch(),
+      withInterceptors([loggingInterceptor, authInterceptor, errorInterceptor, dedupInterceptor]),
+      withInterceptorsFromDi(),
+    ),
+  ],
 };