This seems to have regressed withthe single file apphost work.
⚠ AppHost file was specified in '/Users/davidfowler/dev/git/dogfood/PyAppFromScrarch12/.aspire/settings.json'
but it does not exist at '/Users/davidfowler/dev/git/dogfood/PyAppFromScrarch12/.aspire/../apphost.cs'.
🔍 Finding apphosts...
❌ The project argument was not specified and no *.csproj files were detected.
Also the error message is too specific to .NET csproj files. Ths should be more generic.