feat(i18n): add localized content for game page

app/src/components/game/CompleteModal.vue

@@ -1,4 +1,5 @@
 <script setup lang="ts">
+import { useI18n } from 'vue-i18n'
 import { useRouter } from 'vue-router'
 import { useToast } from 'vue-toastification'
 import { ref } from 'vue'
@@ -6,6 +7,8 @@ import { Vue3Lottie } from 'vue3-lottie'
 // import { surveyUrl } from '../config'
 import CompleteAnimation from '../../img/complete-animation.json'
 
+const { t } = useI18n()
+
 const showModal = ref(true) // Controls whether the modal is visible or not
 const router = useRouter()
 const toast = useToast()