add note about interface

2022-09-06 22:03:10 +03:00
parent af1b664274
commit 2b5095b0b2
1 changed files with 1 additions and 1 deletions
--- a/smtp/msa.go
+++ b/smtp/msa.go
@@ -10,7 +10,7 @@ import (
 	"gitlab.com/etke.cc/go/logger"
 )
-// msa is mail submission agent
+// msa is mail submission agent, implements smtp.Backend
 type msa struct {
 	log    *logger.Logger
 	domain string