Building an image without a `web` command in `Procfile` fails with:
```
[taavi@toolsbeta-sgebastion-05 ~] $ kubectl -n image-build logs test-buildpacks-pipelinerun-jv2ck-build-from-git-pod -c step-export
Warning: Buildpack 'heroku/python@0.0.0' requests deprecated API '0.4'
Adding layer 'heroku/python:profile'
Adding layer 'buildpacksio/lifecycle:launch.sbom'
Adding 1/1 app layer(s)
Adding layer 'buildpacksio/lifecycle:launcher'
Adding layer 'buildpacksio/lifecycle:config'
Adding layer 'buildpacksio/lifecycle:process-types'
Adding label 'io.buildpacks.lifecycle.metadata'
Adding label 'io.buildpacks.build.metadata'
Adding label 'io.buildpacks.project.metadata'
ERROR: failed to export: determining entrypoint: tried to set web to default but it doesn't exist
```
However, the same error is not seen when building the image locally.