dagger: `dagger run` does not work with Gradle

I confirm that gradle works since #5712 has been merged:

./hack/dev dagger run gradle tasks
...
█ [4.06s] ERROR gradle tasks
┃                                                                                                                                                                    
┃ Welcome to Gradle 8.4!                                                                                                                                             
┃                                                                                                                                                                    
┃ Here are the highlights of this release:                                                                                                                           
┃  - Compiling and testing with Java 21                                                                                                                              
┃  - Faster Java compilation on Windows                                                                                                                              
┃  - Role focused dependency configurations creation                                                                                                                 
┃                                                                                                                                                                    
┃ For more details see https://docs.gradle.org/8.4/release-notes.html                                                                                                
┃                                                                                                                                                                    
┃ Starting a Gradle Daemon (subsequent builds will be faster)                                                                                                        
┃                                                                                                                                                                    
┃ FAILURE: Build failed with an exception.                                                                                                                           
┃                                                                                                                                                                    
┃ * What went wrong:                                                                                                                                                 
┃ Directory '/Users/tomchauveau/Documents/DAGGER/dagger' does not contain a Gradle build.                                                                            
┃                                                                                                                                                                    
┃ A Gradle build should contain a 'settings.gradle' or 'settings.gradle.kts' file in its root directory. It may also contain a 'build.gradle' or 'build.gradle.kts' f
┃ ile.                                                                                                                                                               
┃                                                                                                                                                                    
┃ To create a new Gradle build in this directory run 'gradle init'                                                                                                   
┃                                                                                                                                                                    
┃ For more information about the 'init' task, please refer to https://docs.gradle.org/8.4/userguide/build_init_plugin.html in the Gradle documentation.              
┃                                                                                                                                                                    
┃ For more details on creating a Gradle build, please refer to https://docs.gradle.org/8.4/userguide/tutorial_using_tasks.html in the Gradle documentation.          
┃                                                                                                                                                                    
┃ * Try:                                                                                                                                                             
┃ > Run gradle init to create a new Gradle build in this directory.                                                                                                  
┃ > Run with --stacktrace option to get the stack trace.                                                                                                             
┃ > Run with --info or --debug option to get more log output.                                                                                                        
┃ > Get more help at https://help.gradle.org.                                                                                                                        
┃                                                                                                                                                                    
┃ BUILD FAILED in 1s                                                                                                                                                 
┻ 
• Engine: 5096d9fac428 (version devel ())

My guess is that gradle needs some control over stdout/stderr/stdin \cc @vito.

I reproduced it, even with an error (i.e., on it’s own the usage error from gradle reports I’m missing some tooling, so it fails early).