feat: allow adding custom attributes to conversations from the SDK (#6782)

* feat: add conversation attributes method to sdk and widget app

* feat: add endpoints to update custom attributes

* refactor: update SDK api

* feat: add api and actions for conversation updates

* fix: error message

* test: custom attributes on conversations controller

---------

Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/javascript/widget/api/conversation.js

@@ -50,6 +50,24 @@ const toggleStatus = async () => {
   );
 };
 
+const setCustomAttributes = async customAttributes => {
+  return API.post(
+    `/api/v1/widget/conversations/set_custom_attributes${window.location.search}`,
+    {
+      custom_attributes: customAttributes,
+    }
+  );
+};
+
+const deleteCustomAttribute = async customAttribute => {
+  return API.post(
+    `/api/v1/widget/conversations/destroy_custom_attributes${window.location.search}`,
+    {
+      custom_attribute: [customAttribute],
+    }
+  );
+};
+
 export {
   createConversationAPI,
   sendMessageAPI,
@@ -60,4 +78,6 @@ export {
   setUserLastSeenAt,
   sendEmailTranscript,
   toggleStatus,
+  setCustomAttributes,
+  deleteCustomAttribute,
 };