110067722: Added endpoints for add-service

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app/main/dao/services_dao.py

@@ -36,3 +36,7 @@ def activate_service(service_id):
 def add_service(service):
     db.session.add(service)
     db.session.commit()
+
+
+def find_service_by_service_name(service_name):
+    return Service.query.filter_by(name=service_name).first()