ProtonMail under fire for IP logging French environmental activist

Over the last couple of days, the news of the email service ProtonMail giving up an activist’s IP addresshas been a big topic of conversation for the international security community. All reports indicate that the French police arrested the climate activist fighting against gentrification. However, ProtonMail is not under obligation to provide any details to the French authorities. So how did they get the IP address details? So @ProtonMail received a legal request from Europol through Swi