AWS RDS Postgres Terraform

resource "aws_db_instance" "postgres" {
  identifier              = var.name
  engine                  = "postgres"
  engine_version          = "16"
  instance_class          = "db.t3.micro"
  allocated_storage       = 20
  username                = var.db_user
  password                = var.db_pass
  storage_encrypted       = true
  backup_retention_period = 7
  skip_final_snapshot     = false
}