feat: add users and sessions tables for Better Auth

src/lib/db/schema.ts

@@ -9,6 +9,27 @@ import {
   index,
 } from "drizzle-orm/pg-core";
 
+export const users = pgTable("users", {
+  id: text("id").primaryKey(),
+  name: text("name"),
+  email: text("email").notNull().unique(),
+  emailVerified: boolean("email_verified").default(false),
+  image: text("image"),
+  createdAt: timestamp("created_at").defaultNow().notNull(),
+  updatedAt: timestamp("updated_at").defaultNow().notNull(),
+});
+
+export const sessions = pgTable("sessions", {
+  id: text("id").primaryKey(),
+  userId: text("user_id")
+    .notNull()
+    .references(() => users.id, { onDelete: "cascade" }),
+  token: text("token").notNull().unique(),
+  expiresAt: timestamp("expires_at").notNull(),
+  createdAt: timestamp("created_at").defaultNow().notNull(),
+  updatedAt: timestamp("updated_at").defaultNow().notNull(),
+});
+
 export const comparisons = pgTable(
   "comparisons",
   {