Fix test notification cli command

Also, addresses issue with SMTP_* env vars value, which were ignored on server startup.

app/boot_levels.go

@@ -731,8 +731,6 @@ func applySmtpOptionsToSettings(ctx context.Context, log *zap.Logger, opt option
 					"To avoid confusion and potential issues, we suggest you to " +
 					"remove all SMTP_* variables")
 		}
-
-		return
 	}
 
 	// SMTP server settings do not exist but

auth/commands/commands.go

@@ -18,6 +18,7 @@ import (
 type (
 	serviceInitializer interface {
 		InitServices(ctx context.Context) error
+		Activate(ctx context.Context) error
 		Options() *options.Options
 	}
 )
@@ -28,6 +29,12 @@ func commandPreRunInitService(app serviceInitializer) func(*cobra.Command, []str
 	}
 }
 
+func commandPreRunInitActivate(app serviceInitializer) func(*cobra.Command, []string) error {
+	return func(_ *cobra.Command, _ []string) error {
+		return app.Activate(cli.Context())
+	}
+}
+
 func Command(ctx context.Context, app serviceInitializer, storeInit func(ctx context.Context) (store.Storer, error)) *cobra.Command {
 	var (
 		enableDiscoveredProvider               bool
@@ -151,7 +158,7 @@ func Command(ctx context.Context, app serviceInitializer, storeInit func(ctx con
 		Use:     "test-notifications [recipient]",
 		Short:   "Sends samples of all authentication notification to recipient",
 		Args:    cobra.ExactArgs(1),
-		PreRunE: commandPreRunInitService(app),
+		PreRunE: commandPreRunInitActivate(app),
 		Run: func(cmd *cobra.Command, args []string) {
 			var (
 				err error

pkg/mail/mail.go

@@ -81,7 +81,7 @@ func New() *gomail.Message {
 	return message
 }
 
-// Sends message with SMTP dialer
+// Send message with SMTP dialer
 func Send(message *gomail.Message, dd ...Dialer) (err error) {
 	for _, d := range append(dd, defaultDialer) {
 		if d == nil {