fix: publish issues

internal/cmd_publish.go

@@ -66,7 +66,7 @@ func publishCmd(ctx context.Context) error {
 
 	// publish item
 	if err := publish(ctx, msg); err != nil {
-		return errors.Wrap(err, "failed to publish")
+		return errors.Wrapf(err, "failed to publish id: %d", msg.ChannelMessages.ID)
 	}
 
 	_, err := tbl.UPDATE().SET(tbl.Published.SET(Bool(true))).WHERE(tbl.ID.EQ(Int64(msg.ChannelMessages.ID))).ExecContext(ctx, db)
@@ -110,6 +110,10 @@ func publish(_ context.Context, msg publishMsg) error {
 			continue
 		}
 
+		if file == "" {
+			continue
+		}
+
 		filepath := filepath.Join(config.C.Output, file)
 		b, err := os.ReadFile(filepath)
 		if err != nil {