Potential fix for code scanning alert no. 3: XML internal entity expansion

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: pradeeban

server/controller/workflow.py

@@ -1,6 +1,6 @@
 from model.workflows import *
 from flask import request, make_response, Blueprint
-import xml.etree.ElementTree as ET
+import defusedxml.ElementTree as ET
 
 workFlow = Blueprint('workflow', __name__)
 workFlowModel = WorkFlowModel()

server/requirements.txt

@@ -3,4 +3,5 @@ Flask==2.0.1
 python-dotenv==0.19.0
 pymongo==3.12.0
 gunicorn==20.0.4
-flask-cors==3.0.10
+flask-cors==3.0.10
+defusedxml==0.7.1