feat: initial auth package

packages/auth/package.json

@@ -0,0 +1,19 @@
+{
+  "name": "@opencut/auth",
+  "version": "0.0.0",
+  "description": "Authentication package for OpenCut",
+  "main": "./src/index.ts",
+  "types": "./src/index.ts",
+  "exports": {
+    ".": "./src/index.ts",
+    "./client": "./src/client.ts",
+    "./server": "./src/server.ts"
+  },
+  "dependencies": {
+    "better-auth": "^1.1.1",
+    "@opencut/db": "workspace:*"
+  },
+  "devDependencies": {
+    "@types/node": "^22.10.2"
+  }
+} 

packages/auth/src/client.ts

@@ -0,0 +1,5 @@
+import { createAuthClient } from "better-auth/react";
+
+export const { signIn, signUp, useSession } = createAuthClient({
+  baseURL: process.env.NEXT_PUBLIC_BETTER_AUTH_URL!,
+}); 

packages/auth/src/index.ts

@@ -0,0 +1,5 @@
+// Re-export server auth
+export * from "./server";
+
+// Re-export client auth
+export * from "./client"; 

packages/auth/src/server.ts

@@ -0,0 +1,29 @@
+import { betterAuth } from "better-auth";
+import { drizzleAdapter } from "better-auth/adapters/drizzle";
+import { db } from "@opencut/db";
+
+export const auth = betterAuth({
+  database: drizzleAdapter(db, {
+    provider: "pg",
+    usePlural: true,
+  }),
+  secret: process.env.BETTER_AUTH_SECRET!,
+  user: {
+    deleteUser: {
+      enabled: true,
+    },
+  },
+  emailAndPassword: {
+    enabled: true,
+  },
+  socialProviders: {  
+    google: {
+      clientId: process.env.GOOGLE_CLIENT_ID as string,
+      clientSecret: process.env.GOOGLE_CLIENT_SECRET as string,
+    },
+  },
+  appName: "OpenCut",
+  trustedOrigins: ["http://localhost:3000"],
+});
+
+export type Auth = typeof auth;