Added Backend

backend/db/schema/countrys.ts

@@ -0,0 +1,21 @@
+import {
+    pgTable,
+    bigint,
+    timestamp,
+    text,
+} from "drizzle-orm/pg-core"
+
+export const countrys = pgTable("countrys", {
+    id: bigint("id", { mode: "number" })
+        .primaryKey()
+        .generatedByDefaultAsIdentity(),
+
+    createdAt: timestamp("created_at", { withTimezone: true })
+        .notNull()
+        .defaultNow(),
+
+    name: text("name").notNull(),
+})
+
+export type Country = typeof countrys.$inferSelect
+export type NewCountry = typeof countrys.$inferInsert