Add authentication

apps/builder/pages/api/auth/[...nextauth].ts

@@ -0,0 +1,39 @@
+import NextAuth from 'next-auth'
+import { PrismaAdapter } from '@next-auth/prisma-adapter'
+import { PrismaClient } from '@typebot/prisma'
+import EmailProvider from 'next-auth/providers/email'
+import GitHubProvider from 'next-auth/providers/github'
+import GoogleProvider from 'next-auth/providers/google'
+import FacebookProvider from 'next-auth/providers/facebook'
+
+const prisma = new PrismaClient()
+
+export default NextAuth({
+  adapter: PrismaAdapter(prisma),
+  secret: process.env.SECRET,
+  providers: [
+    EmailProvider({
+      server: {
+        host: process.env.EMAIL_SERVER_HOST,
+        port: process.env.EMAIL_SERVER_PORT,
+        auth: {
+          user: process.env.EMAIL_SERVER_USER,
+          pass: process.env.EMAIL_SERVER_PASSWORD,
+        },
+      },
+      from: process.env.EMAIL_FROM,
+    }),
+    GitHubProvider({
+      clientId: process.env.GITHUB_CLIENT_ID,
+      clientSecret: process.env.GITHUB_CLIENT_SECRET,
+    }),
+    GoogleProvider({
+      clientId: process.env.GOOGLE_CLIENT_ID ?? '',
+      clientSecret: process.env.GOOGLE_CLIENT_SECRET ?? '',
+    }),
+    FacebookProvider({
+      clientId: process.env.FACEBOOK_CLIENT_ID ?? '',
+      clientSecret: process.env.FACEBOOK_CLIENT_SECRET ?? '',
+    }),
+  ],
+})