Move language name to translation file

src/locale/dicts/de.json

@@ -1,4 +1,5 @@
 {
+    "lang.name": "Deutsch",
     "browser_warning.lines.first": "Oh nein, Dein Browser unterstützt kein Bluetooth und keine serielle Schnittstelle",
     "browser_warning.lines.second": "Du kannst trotzdem Etiketten erstellen.",
     "connector.bluetooth": "Bluetooth",

src/locale/dicts/en.json

@@ -1,4 +1,5 @@
 {
+    "lang.name": "English",
     "browser_warning.lines.first": "Oh no, your browser does not support bluetooth and serial communications",
     "browser_warning.lines.second": "Anyway, you still can draw labels.",
     "connector.bluetooth": "Bluetooth",

src/locale/dicts/it.json

@@ -1,4 +1,5 @@
 {
+    "lang.name": "Italiano",
     "browser_warning.lines.first": "Oh no, il tuo browser non supporta le comunicazioni Bluetooth e seriali",
     "browser_warning.lines.second": "Comunque, puoi disegnare etichette.",
     "connector.bluetooth": "Bluetooth",

src/locale/dicts/ru.json

@@ -1,4 +1,5 @@
 {
+    "lang.name": "Русский",
     "browser_warning.lines.first": "О нет, ваш браузер не поддерживает Bluetooth и последовательный порт",
     "browser_warning.lines.second": "В любом случае, вы можете рисовать этикетки.",
     "connector.bluetooth": "Bluetooth 123",

src/locale/dicts/zh_cn.json

@@ -1,4 +1,5 @@
 {
+    "lang.name": "简体中文",
     "browser_warning.lines.first": "哦豁，你的浏览器貌似不支持蓝牙和串口通讯",
     "browser_warning.lines.second": "但是你依然可以使用标签编辑功能",
     "connector.bluetooth": "蓝牙",

src/locale/index.ts

@@ -22,10 +22,9 @@ export const langPack = {
 
 export type SupportedLanguage = keyof typeof langPack;
 
-export const languageNames: Record<SupportedLanguage, string> = {
-  de: "Deutsch",
-  en: "English",
-  it: "Italiano",
-  ru: "Русский",
-  zh_cn: "简体中文",
-};
+export const languageNames = Object.assign(
+  {},
+  ...Object.entries(langPack).map(([k, v]) => ({
+    [k]: v["lang.name"] ?? k,
+  }))
+) as Record<SupportedLanguage, string>;