fix: Show new message screen instead of input field (#4102)

app/javascript/widget/views/PreChatForm.vue

@@ -1,6 +1,10 @@
 <template>
   <div class="flex flex-1 overflow-auto">
-    <pre-chat-form :options="preChatFormOptions" @submit="onSubmit" />
+    <pre-chat-form
+      :options="preChatFormOptions"
+      :disable-contact-fields="disableContactFields"
+      @submit="onSubmit"
+    />
   </div>
 </template>
 <script>
@@ -18,6 +22,10 @@ export default {
     ...mapGetters({
       conversationSize: 'conversation/getConversationSize',
     }),
+    disableContactFields() {
+      const { disableContactFields = false } = this.$route.params || {};
+      return disableContactFields;
+    },
   },
   watch: {
     conversationSize(newSize, oldSize) {