There is no variable named

│ Error: failed to render : <template_file>:20,26-40: Unknown variable; There is no variable named "your_bucket_name"., and 1 other diagnostic(s)
│
│   with data.template_file.buildspec,
│   on main.tf line 65, in data "template_file" "buildspec":
│   65: data "template_file" "buildspec" {

See also

• terraform apply [ -auto-approve | -refresh-only, -destroy | --help ], Terraform examples, Still creating..., Terraform apply examples with errors