Refactor(core): Inclusion of constraint graph for merchant Payment Method list

crates/euclid/src/enums.rs

@@ -79,6 +79,8 @@ pub enum MandateAcceptanceType {
 pub enum PaymentType {
     SetupMandate,
     NonMandate,
+    NewMandate,
+    UpdateMandate,
 }
 
 #[derive(

crates/router/src/core/payment_methods.rs

@@ -1,6 +1,7 @@
 pub mod cards;
 pub mod surcharge_decision_configs;
 pub mod transformers;
+pub mod utils;
 pub mod vault;
 
 pub use api_models::enums::Connector;