FEAT: NEW WORKFLOW ENGINE (#3160)

Co-authored-by: Joel <iamjoel007@gmail.com>
Co-authored-by: Yeuoly <admin@srmxy.cn>
Co-authored-by: JzoNg <jzongcode@gmail.com>
Co-authored-by: StyleZhang <jasonapring2015@outlook.com>
Co-authored-by: jyong <jyong@dify.ai>
Co-authored-by: nite-knite <nkCoding@gmail.com>
Co-authored-by: jyong <718720800@qq.com>

api/fields/end_user_fields.py

@@ -0,0 +1,8 @@
+from flask_restful import fields
+
+simple_end_user_fields = {
+    'id': fields.String,
+    'type': fields.String,
+    'is_anonymous': fields.Boolean,
+    'session_id': fields.String,
+}