UX: thread list design changes (#23348)

plugins/chat/assets/javascripts/discourse/components/chat/thread-list/item.hbs

@@ -14,9 +14,6 @@
       {{on "click" (fn this.openThread @thread) passive=true}}
     >
       <div class="chat-thread-list-item__header">
-        <div class="chat-thread-list-item__om-user-avatar">
-          <Chat::UserAvatar @user={{@thread.originalMessage.user}} />
-        </div>
         <div class="chat-thread-list-item__title">
           {{#if this.title}}
             {{replace-emoji this.title}}
@@ -31,7 +28,7 @@
 
       <div class="chat-thread-list-item__body">
         <span class="chat-thread-list-item__last-reply-author">
-          {{@thread.preview.lastReplyUser.username}}:
+          @{{@thread.preview.lastReplyUser.username}}:
         </span>
         <span class="chat-thread-list-item__last-reply-excerpt">
           {{replace-emoji (html-safe @thread.preview.lastReplyExcerpt)}}
@@ -39,21 +36,23 @@
       </div>
 
       <div class="chat-thread-list-item__metadata">
-        <Chat::Thread::Participants
-          @thread={{@thread}}
-          @includeOriginalMessageUser={{false}}
-          class="chat-thread-list-item__participants"
-        />
-        <span class="chat-thread-list-item__replies-count">
-          {{i18n "chat.thread.replies" count=@thread.preview.replyCount}}
-        </span>
-        <span class="chat-thread-list-item__metadata__separator">·</span>
+
         <div class="chat-thread-list-item__last-reply-timestamp">
           {{#if @thread.preview.lastReplyCreatedAt}}
             <span>{{i18n "chat.thread.last_reply"}}</span>
             {{format-date @thread.preview.lastReplyCreatedAt leaveAgo="true"}}
           {{/if}}
         </div>
+
+        <Chat::UserAvatar
+          @user={{@thread.originalMessage.user}}
+          @showPresence={{false}}
+        />
+        <Chat::Thread::Participants
+          @thread={{@thread}}
+          @includeOriginalMessageUser={{false}}
+          class="chat-thread-list-item__participants"
+        />
       </div>
     </div>
   </div>