Improve build times

* Fix bulma/buefy being imported many (many !!!) times

* Remove javascript-time-ago because date-fns pretty much does the same
thing

* Make sure languages are loaded asynchronously

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

js/src/components/Post/PostListItem.vue

@@ -5,11 +5,17 @@
   >
     <div class="title-info-wrapper">
       <p class="post-minimalist-title">{{ post.title }}</p>
-      <small class="has-text-grey">{{ $timeAgo.format(new Date(post.insertedAt)) }}</small>
+      <small class="has-text-grey">{{
+        formatDistanceToNow(new Date(post.publishAt || post.insertedAt), {
+          locale: $dateFnsLocale,
+          addSuffix: true,
+        })
+      }}</small>
     </div>
   </router-link>
 </template>
 <script lang="ts">
+import { formatDistanceToNow } from "date-fns";
 import { Component, Prop, Vue } from "vue-property-decorator";
 import RouteName from "../../router/name";
 import { IPost } from "../../types/post.model";
@@ -19,6 +25,8 @@ export default class PostListItem extends Vue {
   @Prop({ required: true, type: Object }) post!: IPost;
 
   RouteName = RouteName;
+
+  formatDistanceToNow = formatDistanceToNow;
 }
 </script>
 <style lang="scss" scoped>