config ln array changed

src/config/config.json

@@ -13,8 +13,7 @@
   },
 
   "language": {
-    "defaultLang": "en",
-    "supported": ["", "en", "fr", "ar"]
+    "defaultLang": "en"
   },
 
   "settings": {
@@ -24,7 +23,8 @@
     "default_theme": "system",
     "pagination": 2,
     "summary_length": 200,
-    "blog_folder": "blog"
+    "blog_folder": "blog",
+    "default_language": "en"
   },
 
   "params": {