Client side encryption of selected folders

App: https://apps.nextcloud.com/apps/end_to_end_encryption

Description: https://github.com/nextcloud/end_to_end_encryption

Will be made available for fairapps basic + pro users on faircloud.eu

Was requested by a user https://fairchat.net/channel/fairapps?msg=vJnBdhPowBmf7zrhy