Use commit hash for file in s3 in terraform

main.tf

locals {
  file_path   = "${var.path}/${var.file_name}"
  commit_hash = data.external.commit_hash.result.commit
}
data "external" "commit_hash" {
  program = ["echo", "{ \"commit\" : \"$(git rev-parse HEAD)\"}"]
}
resource "null_resource" "upload_zip_to_s3" {
  triggers = {
    zip_file_changed = filebase64sha256(local.file_path) // handle update latest version case
  }
  provisioner "local-exec" {
    command = "aws s3 cp ${local.file_path} s3://${var.s3_bucket}/${var.s3_folder}/${data.external.commit_hash.result}.zip --profile ${var.aws_profile}"
  }
}