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/uikit/duration-picker/duration-picker.component.html

@@ -0,0 +1,30 @@
+<uikit-field [label]="label" [name]="name" [control]="control">
+  <div class="grid grid-cols-2 items-center gap-4">
+    <p-autoComplete
+      [formControl]="hoursCtrl"
+      [suggestions]="filteredHours"
+      (completeMethod)="filterHours($event)"
+      [dropdown]="true"
+      [forceSelection]="false"
+      placeholder="ساعت"
+      inputClass="w-full"
+      type="number"
+    ></p-autoComplete>
+
+    <p-autoComplete
+      [formControl]="minutesCtrl"
+      [suggestions]="filteredMinutes"
+      (completeMethod)="filterMinutes($event)"
+      [dropdown]="true"
+      [forceSelection]="false"
+      placeholder="دقیقه"
+      type="number"
+      inputClass="w-full"
+    ></p-autoComplete>
+  </div>
+  @if (hoursCtrl.value || minutesCtrl.value) {
+    <span class="text-xs mt-1 text-muted-color">
+      مدت زمان آزمون را {{ hoursCtrl.value || 0 }} ساعت و {{ minutesCtrl.value || 0 }} دقیقه انتخاب کردید.
+    </span>
+  }
+</uikit-field>