Problem statement

Getting couldn't find a swagger spec when doing swagger generate server -A todo-list -f ./swagger.yml.
I am following https://goswagger.io/tutorial/todo-list.html.

Steps to reproduce

1. Go to https://goswagger.io/tutorial/todo-list.html and copy the complete spec to a file called swagger.yml.
2. Run swagger generate server -A todo-list -f ./swagger.yml from the directory of the file.

Environment

swagger version: version: v0.27.0
go version: go1.15.8
OS: Amazon Linux 2