added mail service

data/verification-token.ts

@@ -0,0 +1,17 @@
+import { db } from '@/lib/db'
+
+export const getVerificationTokenByToken = async (token: string) => {
+  try {
+    return await db.verificationToken.findUnique({ where: { token } })
+  } catch {
+    return null
+  }
+}
+
+export const getVerificationTokenByEmail = async (email: string) => {
+  try {
+    return await db.verificationToken.findFirst({ where: { email } })
+  } catch {
+    return null
+  }
+}