[CodiMD] Can't install on raspberry

My YunoHost server

Hardware: Raspberry Pi at home
YunoHost version: 4.8.0.2
I have access to my server : Through SSH | through the webadmin
Are you in a special context or did you perform some particular tweaking on your YunoHost instance ? : no

Description of my issue

I am trying to install codimd on my new installation on raspbery pi4 but I get this error:

Info: WARNING - Output:
Info: WARNING - PhantomJS not found on PATH                                    
Info: WARNING - Unexpected platform or architecture: linux/arm                 
Info: WARNING - It seems there is no binary available for your platform/architecture
Info: WARNING - Try to install PhantomJS globally                              
Info: DEBUG - + ynh_exit_properly

Full debug could be read here: https://paste.yunohost.org/raw/kasawotafo

Referenced that issue on github, ping @ericg https://github.com/YunoHost-Apps/codimd_ynh/issues/53

Thanks for your repost!