docuservix/widgets/chat: добавлен компонент чата

Reviewed-on: #6
Co-authored-by: Arswarog <arswarog@yandex.ru>
Co-committed-by: Arswarog <arswarog@yandex.ru>

plugins/docuservix/widgets/chat/Message.module.css

@@ -34,30 +34,6 @@
     border-bottom-right-radius: 0.25rem;
 }
 
-/* User role overrides for light-on-dark text */
-
-.Message_role_user .Message__content code {
-    background: rgba(255, 255, 255, 0.2);
-}
-
-.Message_role_user .Message__content pre {
-    background: rgba(255, 255, 255, 0.15);
-}
-
-.Message_role_user .Message__content th,
-.Message_role_user .Message__content td {
-    border-color: rgba(255, 255, 255, 0.3);
-}
-
-.Message_role_user .Message__content th {
-    background: rgba(255, 255, 255, 0.15);
-}
-
-.Message_role_user .Message__content blockquote {
-    border-left-color: rgba(255, 255, 255, 0.4);
-    color: rgba(255, 255, 255, 0.85);
-}
-
 @media (max-width: 576px) {
     .Message {
         max-width: 100%;