feat: implement date display utility across various pages

- Added `useDateDisplayer` hook and `dateDisplayer` function to format dates consistently based on the user's language.
- Updated multiple components and pages in both backoffice and portal applications to utilize the new date display functionality, ensuring proper formatting for dates in lists, tables, and detail views.
- Introduced Ethiopian date formatting for Amharic language support.
- Refactored date handling in components such as ExamAppealsPage, ResultPage, SeafarerRegistryPage, and others to improve localization and user experience.

libs/shared/vitest.config.ts

@@ -0,0 +1,14 @@
+import { defineConfig } from 'vitest/config';
+import { nxViteTsPaths } from '@nx/vite/plugins/nx-tsconfig-paths.plugin';
+
+export default defineConfig({
+  root: __dirname,
+  cacheDir: '../../node_modules/.vite/libs/shared',
+  plugins: [nxViteTsPaths()],
+  test: {
+    watch: false,
+    globals: true,
+    environment: 'node',
+    reporters: ['default'],
+  },
+});