Fix: also wrap non-breaking words in chat messages, handle whitespace (#13211)

src-ui/src/app/components/chat/chat/chat.component.html

@@ -9,7 +9,7 @@
         @for (message of messages(); track message) {
           <div class="message d-flex flex-row small" [class.justify-content-end]="message.role === 'user'">
             <div class="p-2 m-2" [class.bg-body]="message.role === 'user'">
-              <span>
+              <span class="text-break">
                 {{ message.content }}
                 @if (message.isStreaming) { <span class="blinking-cursor">|</span> }
               </span>

src-ui/src/app/components/chat/chat/chat.component.scss

@@ -5,6 +5,7 @@
 .chat-messages {
   max-height: 350px;
   overflow-y: auto;
+  white-space: pre-wrap;
 }
 
 .chat-references {