[Bug] - Using the Example for custom image using the core image fails

[stijndhondt]

Existing Resources

• [x] Please search the existing issues for related problems
• [x] Consult the product documentation : Docs
• [x] Consult the FAQ : FAQ
• [x] Consult the Troubleshooting Guide : Guide
• [x] Reviewed existing training videos: Youtube

Describe the bug When trying to create a custom image from an core ubuntu image. build process failed with root user not found exception

To Reproduce Steps to reproduce the behavior:

1. Windows 10 pc
2. Create a docker file
3. Copy the example from installing software
4. Wait a bit until it comes to the 'run wget ' step and
5. See error: unable to find user root: no matching entries in passwd file

Expected behavior To have an image as described in the manual

Screenshots If applicable, add screenshots to help explain your problem.

Workspaces Version 1.15

Workspaces Installation Method Single Server,

Client Browser (please complete the following information):

• OS: Windows 10
• Browser chrome
• Version 126.0.6478.127

Workspace Server Information (please provide the output of the following commands):

• RUN wget
• RUN bash

Additional context I also tried to rebuild the vscode one from the repo same issue. It just complained about the bash command with the same error.