Added Backend

backend/db/schema/holidays.ts

@@ -0,0 +1,18 @@
+import { pgTable, bigint, date, text, timestamp } from "drizzle-orm/pg-core"
+
+export const holidays = pgTable("holidays", {
+    id: bigint("id", { mode: "number" })
+        .primaryKey()
+        .generatedAlwaysAsIdentity(),
+
+    date: date("date").notNull(),
+
+    name: text("name").notNull(),
+
+    state_code: text("state_code").notNull(),
+
+    createdAt: timestamp("created_at", { withTimezone: true }).defaultNow(),
+})
+
+export type Holiday = typeof holidays.$inferSelect
+export type NewHoliday = typeof holidays.$inferInsert