implementation de nodemailer for email validation

backend/prisma/migrations/20260626114022_add_email_verification/migration.sql

@@ -0,0 +1,4 @@
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN     "emailVerifyExpires" TIMESTAMP(3),
+ADD COLUMN     "emailVerifyToken" TEXT,
+ADD COLUMN     "isEmailVerified" BOOLEAN NOT NULL DEFAULT false;

backend/prisma/migrations/20260626114642_add_reset_password/migration.sql

@@ -0,0 +1,3 @@
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN     "resetPasswordExpires" TIMESTAMP(3),
+ADD COLUMN     "resetPasswordToken" TEXT;