feat(GODT-2653): Log API error details on Message import and send

internal/user/imap.go

@@ -37,6 +37,7 @@ import (
 	"github.com/ProtonMail/proton-bridge/v3/pkg/message/parser"
 	"github.com/bradenaw/juniper/stream"
 	"github.com/bradenaw/juniper/xslices"
+	"github.com/sirupsen/logrus"
 	"golang.org/x/exp/slices"
 )
 
@@ -357,6 +358,12 @@ func (conn *imapConnector) CreateMessage(
 		err = fmt.Errorf("%v: %w", err, connector.ErrMessageSizeExceedsLimits)
 	}
 
+	if apiErr := new(proton.APIError); errors.As(err, &apiErr) {
+		logrus.WithError(apiErr).WithField("Details", apiErr.DetailsToString()).Error("Failed to import message")
+	} else {
+		logrus.WithError(err).Error("Failed to import message")
+	}
+
 	return msg, literal, err
 }
 

internal/user/user.go

@@ -463,7 +463,15 @@ func (user *User) SendMail(authID string, from string, to []string, r io.Reader)
 		return ErrInvalidRecipient
 	}
 
-	return user.sendMail(authID, from, to, r)
+	if err := user.sendMail(authID, from, to, r); err != nil {
+		if apiErr := new(proton.APIError); errors.As(err, &apiErr) {
+			logrus.WithError(apiErr).WithField("Details", apiErr.DetailsToString()).Error("failed to send message")
+		}
+
+		return err
+	}
+
+	return nil
 }
 
 // CheckAuth returns whether the given email and password can be used to authenticate over IMAP or SMTP with this user.