Revert back to star

Author: cpsievert

js/chat/chat.scss

@@ -33,7 +33,7 @@ shiny-chat-container {
     }
 
     &::after {
-      content: "\29C9"; // two overlapping squares
+      content: "\2726"; // diamond/star
       display: inline-block;
       margin-inline-start: 0.15em;
     }

shiny/www/py-shiny/chat/chat.css

@@ -1,15 +1,13 @@
 from shiny.express import ui
 
-welcome = ui.HTML(
-    """
+welcome = """
 <p>Here is the <span id="first" class='suggestion'>1st input suggestion</span>.
 And here is a <span id="second" data-suggestion='The actual suggestion'>2nd suggestion</span>.
 Finally, a <img id="third" data-suggestion='A 3rd, image-based, suggestion' src='shiny-hex.svg' height="50px" alt='Shiny logo'> image suggestion.</p>
 
 <p>On the other hand, <span id="fourth" class="suggestion submit">this suggestion will auto-submit</span>.
 And <span id="fifth" data-suggestion="another suggestion" data-suggestion-submit="true">this suggestion will also auto-submit</span>.</p>
 """
-)
 
 chat = ui.Chat(
     "chat",