feat(router): make core changes in payments flow to support incremental authorization (#3009)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>

crates/common_enums/src/enums.rs

@@ -12,6 +12,7 @@ pub mod diesel_exports {
         DbFutureUsage as FutureUsage, DbIntentStatus as IntentStatus,
         DbMandateStatus as MandateStatus, DbPaymentMethodIssuerCode as PaymentMethodIssuerCode,
         DbPaymentType as PaymentType, DbRefundStatus as RefundStatus,
+        DbRequestIncrementalAuthorization as RequestIncrementalAuthorization,
     };
 }
 
@@ -1387,6 +1388,29 @@ pub enum CountryAlpha2 {
     US
 }
 
+#[derive(
+    Clone,
+    Debug,
+    Copy,
+    Default,
+    Eq,
+    Hash,
+    PartialEq,
+    serde::Deserialize,
+    serde::Serialize,
+    strum::Display,
+    strum::EnumString,
+)]
+#[router_derive::diesel_enum(storage_type = "db_enum")]
+#[serde(rename_all = "snake_case")]
+#[strum(serialize_all = "snake_case")]
+pub enum RequestIncrementalAuthorization {
+    True,
+    False,
+    #[default]
+    Default,
+}
+
 #[derive(Clone, Copy, Debug, Serialize, Deserialize)]
 #[rustfmt::skip]
 pub enum CountryAlpha3 {