Feature/Full File Uploads & Message Delete API (#3314)

* add functionality for full file uploads, add remove messages from view dialog and API

* add attachments swagger

* update question to include uploadedFilesContent

* make config dialog modal lg size

packages/ui/src/api/attachments.js

@@ -0,0 +1,10 @@
+import client from './client'
+
+const createAttachment = (chatflowid, chatid, formData) =>
+    client.post(`/attachments/${chatflowid}/${chatid}`, formData, {
+        headers: { 'Content-Type': 'multipart/form-data' }
+    })
+
+export default {
+    createAttachment
+}