added default icons config

config.yaml

@@ -60,6 +60,9 @@ params:
       truncate_description: 200 # Set to 0 to disable truncate
       layout: list # grid | list
     share_links:
+      facebook: true
+      twitter: true
+      linkedin: true
       email: false
       telegram: false
       whatsapp: false

layouts/partials/commons/share.html

 <ul class="share">
+  {{ if site.Params.posts.share_links.facebook }}
   <li>
     <a href="https://www.facebook.com/sharer/sharer.php?u={{ .Permalink | absURL }}" target="_blank" rel="noopener" class="icon icon-facebook" title="{{ i18n "posts.share_aria" (dict "Title" "Facebook") }}">
       <span>Facebook</span>
     </a>
   </li>
+  {{ end }}
+  {{ if site.Params.posts.share_links.linkedin }}
   <li>
     <a href="https://www.linkedin.com/sharing/share-offsite/?url={{ .Permalink | absURL }}" target="_blank" rel="noopener" class="icon icon-linkedin" title="{{ i18n "posts.share_aria" (dict "Title" "Linkedin") }}">
       <span>Linkedin</span>
     </a>
   </li>
+  {{ end }}
+  {{ if site.Params.posts.share_links.twitter }}
   <li>
     <a href="https://twitter.com/intent/tweet?text={{ .Title }} {{ .Permalink | absURL }}" target="_blank" rel="noopener" class="icon icon-twitter" title="{{ i18n "posts.share_aria" (dict "Title" "Twitter") }}">
       <span>Twitter</span>
     </a>
   </li>
+  {{ end }}
   {{ if site.Params.posts.share_links.whatsapp }}
   <li>
     <a href="https://api.whatsapp.com/send?text={{ .Permalink | absURL }}" target="_blank" rel="noopener" class="icon icon-whatsapp" title="{{ i18n "posts.share_aria" (dict "Title" "Whatsapp") }}">