Add docs of deploy platforms
Add docs of deploy platforms

Sylius/Sylius,loic425/Sylius,Sylius/Sylius,SyliusBot/Sylius,loic425/Sylius,101medialab/Sylius,SyliusBot/Sylius,101medialab/Sylius,Sylius/Sylius,101medialab/Sylius,SyliusBot/Sylius,loic425/Sylius,diimpp/Sylius,diimpp/Sylius,diimpp/Sylius