devex: migrate to vue-i18n (#4966)

* sample languages refactor

* feat: consistency + dedupe impl of i18n

* fix: broken imports

* fix: intl formatted component

* fix: use relative imports

* fix: imports

* fix: comment out incomplete locales + fix imports

* feat: cleanup

* fix: ui imports

* fix: lint

* fix: admonition import

* make footer a component, fix language reactivity

* make copyright notice untranslatable

---------

Co-authored-by: Calum H. <contact@cal.engineer>

apps/app-frontend/src/components/ui/friends/FriendsList.vue

@@ -4,11 +4,12 @@ import {
 	Avatar,
 	ButtonStyled,
 	commonMessages,
+	defineMessages,
 	injectNotificationManager,
+	IntlFormatted,
 	useRelativeTime,
+	useVIntl,
 } from '@modrinth/ui'
-import { defineMessages, useVIntl } from '@vintl/vintl'
-import { IntlFormatted } from '@vintl/vintl/components'
 import { computed, onUnmounted, ref, watch } from 'vue'
 
 import FriendsSection from '@/components/ui/friends/FriendsSection.vue'

apps/app-frontend/src/components/ui/friends/FriendsSection.vue

@@ -1,8 +1,14 @@
 <script setup lang="ts">
 import { MoreVerticalIcon, TrashIcon, UserIcon, XIcon } from '@modrinth/assets'
-import { Accordion, Avatar, ButtonStyled, OverflowMenu } from '@modrinth/ui'
+import {
+	Accordion,
+	Avatar,
+	ButtonStyled,
+	defineMessages,
+	OverflowMenu,
+	useVIntl,
+} from '@modrinth/ui'
 import { openUrl } from '@tauri-apps/plugin-opener'
-import { defineMessages, useVIntl } from '@vintl/vintl'
 import { useTemplateRef } from 'vue'
 
 import ContextMenu from '@/components/ui/ContextMenu.vue'