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Nested template selection: AttributeError with old format; new templates key needed

Nested template selection: AttributeError with old format; new templates key needed: a task in LegoFlow-SWE (Harbor dataset). When using nested templates in Cookiecutter (2.6.0+), specifying a template key in cookiecutter.json as a list of strings like "Project 1 (./project-1)" causes an…

The task

When using nested templates in Cookiecutter (2.6.0+), specifying a `template` key in `cookiecutter.json` as a list of strings like `"Project 1 (./project-1)"` causes an `AttributeError: 'NoneType' object has no attribute 'group'`. The regex that extracts the path from the string fails, breaking the nested template…

Part of Lego-X/LegoFlow-SWE.