Note that the GPG encryption itself is notoriously hard to configure unless one knows to just use gpgme backend (it should be configured by default!). Even then

Note that the GPG encryption itself is notoriously hard to configure unless one knows to just use gpgme backend (it should be configured by default!). Even then there is a lot of outdated code related to GPG in general (e.g. PKA, no way to locate key by email).