feat: update lang attribute

config/_default/config.toml

@@ -5,13 +5,12 @@ disableHugoGeneratorInject = true
 enableEmoji = true
 enableGitInfo = false
 enableRobotsTXT = true
-languageCode = "en-US"
 paginate = 7
 rssLimit = 10
 
 # Multilingual
 defaultContentLanguage = "en"
-disableLanguages = ["de", "nl"]
+# disableLanguages = ["de", "nl"]
 # defaultContentLanguageInSubdir = true
 
 # add redirects/headers

config/_default/languages.toml

@@ -4,6 +4,7 @@
   weight = 10
   [en.params]
     languageISO = "EN"
+    languageTag = "en-US"
 
 [de]
   languageName = "German"
@@ -11,6 +12,7 @@
   weight = 15
   [de.params]
     languageISO = "DE"
+    languageTag = "de-DE"
 
 [nl]
   languageName = "Nederlands"
@@ -18,6 +20,7 @@
   weight = 20
   [nl.params]
     languageISO = "NL"
+    languageTag = "nl-NL"
     titleAddition = "Modern documentatie-thema"
     description = "Doks is een Hugo-thema waarmee je moderne documentatie-websites kunt bouwen die veilig, snel en klaar voor SEO zijn — standaard."
     titleHome = "Doks thema"

config/_default/params.toml

@@ -101,7 +101,7 @@ lastMod = false
   breadCrumb = false
   highLight = true
   kaTex = false
-  multilingualMode = false
+  multilingualMode = true
   docsVersioning = false
   fullWidth = false
   navbarSticky = true