Fix multiple issues with shared task [SCI-8983]

- Circumvent authentication by using direct URL Users' avatars
- Change wrong completed-on icon
- Parse dates in browser's format

app/assets/javascripts/shareable_links/date_formatting.js

@@ -2,12 +2,13 @@
 
 (function() {
   $('.iso-formatted-date').each(function() {
+    const userLang = navigator.language || navigator.userLanguage || 'en-US';
     let text = $(this).text().trim();
 
     if (!text) {
       return;
     }
 
-    $(this).text(moment(text).local().format());
+    $(this).text(moment(text).local(userLang).format('LLL'));
   });
 }());

app/helpers/application_helper.rb

@@ -181,7 +181,8 @@ module ApplicationHelper
         File.open(file_path) do |file|
           Base64.strict_encode64(file.read)
         end
-      "data:#{avatar_link.split('.').last};base64,#{encoded_data}"
+
+      "data:image/svg+xml;base64,#{encoded_data}"
     else
       avatar_link
     end

app/views/shareable_links/my_modules/_comments_list.html.erb

@@ -3,7 +3,7 @@
   <div class="comment-container" data-comment-id="<%= comment.id %>">
     <% unless user == comment.user%>
       <div class="comment-header">
-        <%= image_tag avatar_path(comment.user, :icon_small), class: 'user-avatar' %>
+        <%= image_tag user_avatar_absolute_url(comment.user, :icon_small, true), class: 'user-avatar' %>
         <div class="user-name">
           <%= comment.user.full_name %>
         </div>

app/views/shareable_links/my_modules/_my_module_details.html.erb

@@ -1,5 +1,3 @@
-<% my_module_editable = false %>
-
 <div class="flex-block date-block">
   <div class="flex-block-label">
     <span class="sn-icon block-icon sn-icon-calendar mr-2.5"></span>
@@ -31,7 +29,7 @@
 <% if @my_module.completed? %>
   <div class="flex-block date-block" >
     <div class="flex-block-label">
-      <span class="fas block-icon fa-calendar-day"></span>
+      <span class="sn-icon block-icon sn-icon-calendar mr-2.5"></span>
       <span class="hidden-xs hidden-sm  hidden-md"><%= t('my_modules.details.completed_date') %></span>
     </div>
     <div class="datetime-container">

app/views/shareable_links/my_modules/_user_my_modules.html.erb

@@ -2,7 +2,7 @@
   <% my_module.user_my_modules.each do |um| %>
     <% user = um.user %>
     <div class="inline-flex gap-2 flex-nowrap h-6 px-2 py-1 items-center select-none" title="<%= user.full_name %>">
-      <img class="block rounded-full h-5" src="<%= avatar_path(user, :icon_small)%>" alt="<%= user.full_name %>">
+      <img class="block rounded-full h-5" src="<%= user_avatar_absolute_url(user, :icon_small, true) %>" alt="<%= user.full_name %>">
       <span style="block"><%= user.full_name %></span>
     </div>
   <% end %>