added scaffolding for autumn checkout

shared/models/checkouts/checkoutRelations.ts

@@ -0,0 +1,15 @@
+import { relations } from "drizzle-orm";
+import { customers } from "../cusModels/cusTable.js";
+import { organizations } from "../orgModels/orgTable.js";
+import { checkouts } from "./checkoutTable.js";
+
+export const checkoutsRelations = relations(checkouts, ({ one }) => ({
+	org: one(organizations, {
+		fields: [checkouts.org_id],
+		references: [organizations.id],
+	}),
+	customer: one(customers, {
+		fields: [checkouts.internal_customer_id],
+		references: [customers.internal_id],
+	}),
+}));