Add address management features and improve validation

- Implement saveMyAddress mutation for updating user addresses.
- Enhance address validation schema with additional fields.
- Add error handling for location loading in LocationPicker.
- Update translations for loading errors in English and Amharic.
- Introduce phone number validation for Ethiopian formats.
- Refactor AddressFormContent to accommodate new address structure.

apps/portal/src/app/features/location/components/LocationPicker.tsx

@@ -1,5 +1,6 @@
 import { useState, useMemo, useEffect, useCallback } from 'react';
 import { Stack, Select, Group, Text, Loader, Center, Badge } from '@mantine/core';
+import { ErrorState } from '@ema-platform/ui';
 import { useGetLocationTypesQuery, useGetLocationsQuery } from '../api/location-api';
 import type { Location, LocationType } from '../types/location';
 import { useTranslation } from 'react-i18next';
@@ -13,8 +14,8 @@ interface LocationPickerProps {
 
 export function LocationPicker({ value, onChange, onChainChange, required }: LocationPickerProps) {
   const { t } = useTranslation();
-  const { data: typesRes, isLoading: typesLoading } = useGetLocationTypesQuery();
-  const { data: locsRes, isLoading: locsLoading } = useGetLocationsQuery({ take: 10000 });
+  const { data: typesRes, isLoading: typesLoading, isError: typesError, refetch: refetchTypes } = useGetLocationTypesQuery();
+  const { data: locsRes, isLoading: locsLoading, isError: locsError, refetch: refetchLocs } = useGetLocationsQuery({ take: 10000 });
 
   const locationTypes = typesRes?.items ?? [];
   const allLocations = locsRes?.items ?? [];
@@ -160,6 +161,18 @@ export function LocationPicker({ value, onChange, onChainChange, required }: Loc
     );
   }
 
+  if (typesError || locsError) {
+    return (
+      <ErrorState
+        title={t('location.loadFailed')}
+        onRetry={() => {
+          refetchTypes();
+          refetchLocs();
+        }}
+      />
+    );
+  }
+
   const roots = childrenByParentId.get('__root__') ?? [];
 
   if (roots.length === 0) {