Feature: Customise widget for bot conversations (#834)

* Feature: Customise widget for bot conversations

app/javascript/widget/mixins/configMixin.js

@@ -0,0 +1,19 @@
+export default {
+  computed: {
+    hideInputForBotConversations() {
+      return window.chatwootWebChannel.hideInputForBotConversations;
+    },
+    useInboxAvatarForBot() {
+      return window.chatwootWidgetDefaults.useInboxAvatarForBot;
+    },
+    hasAConnectedAgentBot() {
+      return !!window.chatwootWebChannel.hasAConnectedAgentBot;
+    },
+    inboxAvatarUrl() {
+      return window.chatwootWebChannel.avatarUrl;
+    },
+    channelConfig() {
+      return window.chatwootWebChannel;
+    },
+  },
+};