Env: `/.composer does not exist and could not be created

[swissspidy]

Description

Using the latest wp-env (8.10.0 at the time of writing) I am getting the following errors on start:

#45 [cli 14/14] RUN composer global require --dev phpunit/phpunit:"^5.7.21 || ^6.0 || ^7.0 || ^8.0 || ^9.0 || ^10.0"
#45 0.146 
#45 0.147 In Filesystem.php line 260:
#45 0.147                                                        
#45 0.147   /.composer does not exist and could not be created:  
#45 0.147                                                        
#45 0.147 
#45 0.147 global <command-name> [<args>...]
#45 0.147 
#45 ERROR: process "/bin/sh -c composer global require --dev phpunit/phpunit:\"^5.7.21 || ^6.0 || ^7.0 || ^8.0 || ^9.0 || ^10.0\"" did not complete successfully: exit code: 1
------
 > [tests-cli 14/14] RUN composer global require --dev phpunit/phpunit:"^5.7.21 || ^6.0 || ^7.0 || ^8.0 || ^9.0 || ^10.0":
0.146 
0.147 In Filesystem.php line 260:
0.147                                                        
0.147   /.composer does not exist and could not be created:  
0.147                                                        
0.147 
0.147 global <command-name> [<args>...]
0.147 
------
failed to solve: process "/bin/sh -c composer global require --dev phpunit/phpunit:\"^5.7.21 || ^6.0 || ^7.0 || ^8.0 || ^9.0 || ^10.0\"" did not complete successfully: exit code: 1

Previously / related:

• WP_Env: tests-cli phpunit executable file not found in $PATH: unknown #51686
• WP_Env: tests-cli phpunit executable file not found in $PATH: unknown #54508

Step-by-step reproduction instructions

See above

Screenshots, screen recording, code snippet

No response

Environment info

• macOS 14.1 (Sonoma)
• npm 10 / Node 20
• wp-env 8.10.0

Please confirm that you have searched existing issues in the repo.

Yes

Please confirm that you have tested with all plugins deactivated except Gutenberg.

Yes

[swissspidy]

Duplicate of #51419

I just couldn‘t find it again 🤦‍♂️