Build Image in Azure fails due to wrong build context

[jannikmi]

This issue is for a: (mark with an x)

- [x] bug report -> please search issues before submitting
- [ ] feature request
- [ ] documentation issue or request
- [ ] regression (a behavior that used to work and stopped in a new release)

Minimal steps to reproduce

Same as reported in https://github.com/MicrosoftDocs/azure-docs/issues/101118 and Azure-Samples/containerapps-albumapi-javascript#3

Any log messages given by the failure

see above

Expected/desired behavior

see above

OS and Version?

Any

Versions

Any

Mention any other details that might be useful

Solution same as in https://github.com/Azure-Samples/containerapps-albumapi-javascript/pull/4/files

It might also apply to the other sample repositories

[sengiv]

@kendallroden lets fix this 🪛
please review the pull request #2

[muralispark]

reviewed