feat(auth): 登录页改为 ymb 品牌并支持后台配置背景图

lib/l10n/app_id.arb

@@ -1,6 +1,6 @@
 {
   "@@locale": "id",
-  "appName": "FruitShorts",
+  "appName": "ymb",
   "demo": "Demo",
   "homeHeadline": "Tonton sekarang",
   "homeSubtitle": "Pratinjau drama pendek gratis.",
@@ -19,7 +19,7 @@
   "searchCancel": "Batal",
   "featured": "Unggulan",
   "recommended": "Rekomendasi",
-  "fruitShortsBrand": "FruitShorts",
+  "fruitShortsBrand": "ymb",
   "comingSoon": "Segera hadir",
   "authLegal": "Dengan melanjutkan, Anda menyetujui Ketentuan Layanan dan Kebijakan Privasi.",
   "authLegalLead": "Dengan melanjutkan, Anda menyetujui",
@@ -387,8 +387,8 @@
   "genreDramaMystery": "Drama · Misteri",
   "continueWatchingHeading": "LANJUT TONTON",
   "preferencesHeading": "PREFERENSI",
-  "brandMark": "FRUITSHORTS",
-  "shareFooter": "FruitShorts",
+  "brandMark": "YMB",
+  "shareFooter": "ymb",
   "shortsTab": "Drama Pendek",
   "myListTab": "Daftar Saya",
   "watchFull": "Tonton Penuh",
@@ -751,7 +751,7 @@
   "offlineDownloads": "Unduhan",
   "watchPreferences": "Preferensi tontonan",
   "contactSupport": "Hubungi dukungan",
-  "vipBrandName": "FruitShorts VIP",
+  "vipBrandName": "VIP",
   "vipOpenNow": "Buka VIP",
   "vipBenefitFree": "Nonton semua gratis",
   "vipBenefitNoAds": "Bebas iklan",
@@ -813,6 +813,7 @@
   "dataUnavailable": "—",
   "commonQuestions": "Pertanyaan umum",
   "aboutUs": "Tentang kami",
+  "aboutBrandName": "Your mini business",
   "aboutDescription": "Tempat fokus dan imersif untuk menonton drama pendek.",
   "versionLabel": "Versi {version}",
   "@versionLabel": {