faas-cli publish with the `--parallel` flag not working in Github Actions

[utsavanand2]

Expected Behaviour

The parallel flag in faas-cli publish should not give an error.

Current Behaviour

faas-cli publish --parallel gives out an error:

Possible Solution

PR in the works.

Steps to Reproduce (for bugs)

A live example of the CI workflow is at: https://github.com/utsavanand2/openfaas-cloud/runs/1458552162?check_suite_focus=true#step:10:1351

[alexellis]

Append this index to each builder

https://github.com/openfaas/faas-cli/blob/c9d284d0c5bd90415baf9130fdce55af8e5a506b/commands/publish.go#L179

If in parallel, you may need to create the named builder within the go routine body

Around here

https://github.com/openfaas/faas-cli/blob/c9d284d0c5bd90415baf9130fdce55af8e5a506b/commands/publish.go#L187