feat: show reply to for agent message

app/javascript/widget/components/ChatMessage.vue

@@ -1,11 +1,12 @@
 <template>
-  <UserMessage v-if="isUserMessage" :message="message" />
-  <AgentMessage v-else :message="message" />
+  <UserMessage v-if="isUserMessage" :message="message" :reply-to="replyTo" />
+  <AgentMessage v-else :message="message" :reply-to="replyTo" />
 </template>
 
 <script>
 import AgentMessage from 'widget/components/AgentMessage.vue';
 import UserMessage from 'widget/components/UserMessage.vue';
+import { mapGetters } from 'vuex';
 import { MESSAGE_TYPE } from 'widget/helpers/constants';
 
 export default {
@@ -20,9 +21,16 @@ export default {
     },
   },
   computed: {
+    ...mapGetters({
+      allMessages: 'conversation/getConversation',
+    }),
     isUserMessage() {
       return this.message.message_type === MESSAGE_TYPE.INCOMING;
     },
+    replyTo() {
+      const replyTo = this.message?.content_attributes?.in_reply_to;
+      return replyTo ? this.allMessages[replyTo] : null;
+    },
   },
 };
 </script>