docs(SupportedLanguages): add he mapping and comments

docs/app/components/content/SupportedLanguages.vue

@@ -9,21 +9,22 @@ const props = withDefaults(defineProps<{
 
 function getEmojiFlag(locale: string): string {
   const languageToCountry: Record<string, string> = {
-    ar: 'sa',
-    bn: 'bd',
-    cs: 'cz',
-    da: 'dk',
-    el: 'gr',
-    et: 'ee',
-    en: 'gb',
-    hi: 'in',
-    ja: 'jp',
-    km: 'kh',
-    ko: 'kr',
-    nb: 'no',
-    sv: 'se',
-    uk: 'ua',
-    vi: 'vn'
+    ar: 'sa', // Arabic -> Saudi Arabia
+    bn: 'bd', // Bengali -> Bangladesh
+    cs: 'cz', // Czech -> Czech Republic (note: modern country code is actually 'cz')
+    da: 'dk', // Danish -> Denmark
+    el: 'gr', // Greek -> Greece
+    et: 'ee', // Estonian -> Estonia
+    en: 'gb', // English -> Great Britain
+    he: 'il', // Hebrew -> Israel
+    hi: 'in', // Hindi -> India
+    ja: 'jp', // Japanese -> Japan
+    km: 'kh', // Khmer -> Cambodia
+    ko: 'kr', // Korean -> South Korea
+    nb: 'no', // Norwegian Bokmål -> Norway
+    sv: 'se', // Swedish -> Sweden
+    uk: 'ua', // Ukrainian -> Ukraine
+    vi: 'vn' // Vietnamese -> Vietnam
   }
 
   const baseLanguage = locale.split('-')[0]?.toLowerCase() || locale