feat(user_role): Add APIs for user roles (#3013)

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

crates/api_models/src/user_role.rs

@@ -0,0 +1,82 @@
+#[derive(Debug, serde::Serialize)]
+pub struct ListRolesResponse(pub Vec<RoleInfoResponse>);
+
+#[derive(Debug, serde::Serialize)]
+pub struct RoleInfoResponse {
+    pub role_id: &'static str,
+    pub permissions: Vec<Permission>,
+    pub role_name: &'static str,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct GetRoleRequest {
+    pub role_id: String,
+}
+
+#[derive(Debug, serde::Serialize)]
+pub enum Permission {
+    PaymentRead,
+    PaymentWrite,
+    RefundRead,
+    RefundWrite,
+    ApiKeyRead,
+    ApiKeyWrite,
+    MerchantAccountRead,
+    MerchantAccountWrite,
+    MerchantConnectorAccountRead,
+    MerchantConnectorAccountWrite,
+    ForexRead,
+    RoutingRead,
+    RoutingWrite,
+    DisputeRead,
+    DisputeWrite,
+    MandateRead,
+    MandateWrite,
+    FileRead,
+    FileWrite,
+    Analytics,
+    ThreeDsDecisionManagerWrite,
+    ThreeDsDecisionManagerRead,
+    SurchargeDecisionManagerWrite,
+    SurchargeDecisionManagerRead,
+    UsersRead,
+    UsersWrite,
+}
+
+#[derive(Debug, serde::Serialize)]
+pub enum PermissionModule {
+    Payments,
+    Refunds,
+    MerchantAccount,
+    Forex,
+    Connectors,
+    Routing,
+    Analytics,
+    Mandates,
+    Disputes,
+    Files,
+    ThreeDsDecisionManager,
+    SurchargeDecisionManager,
+}
+
+#[derive(Debug, serde::Serialize)]
+pub struct AuthorizationInfoResponse(pub Vec<ModuleInfo>);
+
+#[derive(Debug, serde::Serialize)]
+pub struct ModuleInfo {
+    pub module: PermissionModule,
+    pub description: &'static str,
+    pub permissions: Vec<PermissionInfo>,
+}
+
+#[derive(Debug, serde::Serialize)]
+pub struct PermissionInfo {
+    pub enum_name: Permission,
+    pub description: &'static str,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct UpdateUserRoleRequest {
+    pub user_id: String,
+    pub role_id: String,
+}