Added Backend

backend/db/schema/auth_roles.ts

@@ -0,0 +1,19 @@
+import { pgTable, uuid, text, timestamp, bigint } from "drizzle-orm/pg-core"
+import { authUsers } from "./auth_users"
+
+export const authRoles = pgTable("auth_roles", {
+    id: uuid("id").primaryKey().defaultRandom(),
+
+    created_at: timestamp("created_at", { withTimezone: true })
+        .notNull()
+        .defaultNow(),
+
+    name: text("name").notNull(),
+    description: text("description"),
+
+    created_by: uuid("created_by").references(() => authUsers.id),
+    tenant_id: bigint("tenant_id", {mode: "number"}),
+})
+
+export type AuthRole = typeof authRoles.$inferSelect
+export type NewAuthRole = typeof authRoles.$inferInsert