Add 'Programs' tab to TabLayout and refactor ServicesScreen to use FlatList for service cards

- Introduced a new 'Programs' tab in the TabLayout with localized title and icon.
- Refactored ServicesScreen to replace ScrollView with FlatList for improved performance and layout, displaying service cards with icons.
- Updated localization files to include new keys for services and programs.

app/(tabs)/_layout.tsx

@@ -42,6 +42,13 @@ export default function TabLayout() {
           tabBarIcon: ({ color }) => <TabBarIcon name="th-large" color={color} />,
         }}
       />
+      <Tabs.Screen
+        name="programs"
+        options={{
+          title: i18n.t('programs'),
+          tabBarIcon: ({ color }) => <TabBarIcon name="briefcase" color={color} />,
+        }}
+      />
     </Tabs>
   );
 }