Attempting to start the devcontainer on an existing project gives an error

[damienwebdev]

➜  ~/code/nordiska-rum/magento git:(master) ✗ .devcontainer/magento2-devcontainer/bin/init.sh
Using devcontainer folder: .devcontainer/magento2-devcontainer
Target directory: .devcontainer
No existing Magento project detected.

Available Magento versions:
  1) 2.4.6
  2) 2.4.7
  3) 2.4.8 (latest)
  4) 2.4.9 (beta)
Select Magento version [3]: 
Enter a name for your devcontainer (it should be unique per project) [magento2-devcontainer]:
sed: 1: ".devcontainer/devcontai ...": invalid command code .

A user in discord reported that this failed on MacOS:

Tahoe 26.4.1
M5 chip

[damienwebdev]

I'll add support to the CI pipeline for MacOS.

https://github.com/actions/runner-images/blob/main/images/macos/macos-15-arm64-Readme.md