feat: add i18n support for Vietnamese and English

lang/en/enums.php

@@ -0,0 +1,28 @@
+<?php
+
+return [
+    'handover' => [
+        'not_ready' => 'Not ready',
+        'ready' => 'Ready',
+        'handed_over' => 'Handed over',
+        'scheduled' => 'Scheduled',
+    ],
+
+    'service' => [
+        'management_fee' => 'Management fee',
+        'gratitude' => 'Gratitude',
+        'self_business' => 'Self business',
+    ],
+
+    'contract_status' => [
+        'active' => 'Active',
+        'expired' => 'Expired',
+        'liquidated' => 'Liquidated',
+    ],
+
+    'contract_type' => [
+        'sale' => 'Sale contract',
+        'lease' => 'Lease contract',
+        'bcc' => 'Business cooperation contract (BCC)',
+    ],
+];