[BUG] build.sh: command substitution: line 306: syntax error near unexpected token `' ','

[stellalie]

After deploying a repo that was created by

dotnet new blazor

.. and following tutorial to deploy to azure
https://learn.microsoft.com/en-us/azure/static-web-apps/deploy-blazor

....

Removing existing manifest file
Creating a manifest file...
/tmp/BuildScriptGenerator/41c64f6cc17f48808c3738ffeac55616/build.sh: command substitution: line 306: syntax error near unexpected token `' ','

---End of Oryx build logs---
Oryx was unable to determine the build steps. Continuing assuming the assets in this folder are already built. If this is an unexpected behavior please contact support.
An unknown exception has occurred

For further information, please visit the Azure Static Web Apps documentation at https://docs.microsoft.com/en-us/azure/static-web-apps/
If you believe this behavior is unexpected, please raise a GitHub issue at https://github.com/azure/static-web-apps/issues/
Exiting

Man, this is frustating!