create sub operations

src/operations/payments.gql

@@ -12,3 +12,30 @@ mutation EnsureStripeCustomerExists {
     updatedAt
   }
 }
+
+mutation CreateSubscription($priceId: String!) {
+  createSubscription(priceId: $priceId) {
+    checkoutUrl
+    sessionId
+  }
+}
+
+query GetAvailableSubscriptionOptions {
+  getAvailableSubscriptionOptions {
+    products {
+      id
+      name
+      description
+      active
+      prices {
+        id
+        currency
+        unitAmount
+        recurringInterval
+        recurringIntervalCount
+        type
+        active
+      }
+    }
+  }
+}