implement ssg config for blog posts in project ,

i18n/locales/en.json

@@ -99,7 +99,8 @@
     "skills": "Skills",
     "blog": "Blog",
     "contact": "Contact",
-    "theme": "Theme"
+    "theme": "Theme",
+    "languageSelector": "Language selector"
   },
   "blog": {
     "title": "Blog",

i18n/locales/fa.json

@@ -69,7 +69,8 @@
     "skills": "مهارت‌ها",
     "blog": "وبلاگ",
     "contact": "ارتباط",
-    "theme": "تم"
+    "theme": "تم",
+    "languageSelector": "انتخاب زبان"
   },
   "blog": {
     "title": "وبلاگ",