notification added in with subs :D

backend/db/schema/notifications.sub.schema.ts

@@ -0,0 +1,30 @@
+import { pgTable, text, unique, uuid } from "drizzle-orm/pg-core";
+import { createInsertSchema, createSelectSchema } from "drizzle-zod";
+import type z from "zod";
+import { user } from "./auth.schema.js";
+import { notifications } from "./notifications.schema.js";
+
+export const notificationSub = pgTable(
+	"notification_sub",
+	{
+		id: uuid("id").defaultRandom().primaryKey(),
+		userId: text("user_id")
+			.notNull()
+			.references(() => user.id, { onDelete: "cascade" }),
+		notificationId: uuid("notification_id")
+			.notNull()
+			.references(() => notifications.id, { onDelete: "cascade" }),
+		emails: text("emails").array().default([]),
+	},
+	(table) => ({
+		userNotificationUnique: unique(
+			"notification_sub_user_notification_unique",
+		).on(table.userId, table.notificationId),
+	}),
+);
+
+export const notificationSubSchema = createSelectSchema(notificationSub);
+export const newNotificationSubSchema = createInsertSchema(notificationSub);
+
+export type NotificationSub = z.infer<typeof notificationSubSchema>;
+export type NewNotificationSub = z.infer<typeof newNotificationSubSchema>;