Add max-height to chat input + fix editor overflow in ai ui

Author: jaclarke

shared/studio/tabs/ai/aiAdmin.module.scss

@@ -523,7 +523,7 @@
       outline: 0;
       margin: 0;
       resize: none;
-      overflow: hidden;
+      overflow: auto;
       height: 0;
       min-height: 100%;
       box-sizing: border-box;
@@ -534,7 +534,10 @@
     .overlay {
       visibility: hidden;
       white-space: pre-wrap;
+      word-break: break-word;
       pointer-events: none;
+      max-height: 480px;
+      overflow: hidden;
     }
   }
 
@@ -1244,6 +1247,7 @@
     .overlay {
       color: transparent;
       white-space: pre-wrap;
+      word-break: break-word;
       pointer-events: none;
 
       span {