[FEATURE] Add followed activities with email notifications#877

florentdestremau wants to merge 3 commits intoClub-Alpin-Annecy:masterClub-Alpin-Annecy/collectives:masterfrom

florentdestremau:feature/followed-activities-notificationsflorentdestremau/collectives:feature/followed-activities-notificationsCopy head branch name to clipboard