fix: make cardNumber, expiration, and CVC optional in schemas

src/azul-api/schemas.ts

@@ -4,9 +4,9 @@ export const channel = z.string().max(3).optional().default('EC');
 export const azulOrderId = z.string().max(8);
 export const amount = z.number().int().positive();
 export const ITBIS = z.number().int().nonnegative();
-export const cardNumber = z.string().max(19);
-export const expiration = z.string().length(6);
-export const CVC = z.string().length(3);
+export const cardNumber = z.string().max(19).optional();
+export const expiration = z.string().length(6).optional();
+export const CVC = z.string().length(3).optional();
 export const posInputMode = z.string().max(10).optional().default('E-Commerce');
 export const orderNumber = z.string().max(15).optional();
 export const acquirerRefData = z.enum(['0', '1']).optional().default('1');