feat(cookies): MarshalToWriter helper/alias function

handlers/pages/dashboard.templ

@@ -39,10 +39,8 @@ func (p *Dashboard) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 
 	log.Print(hasCookie, c)
 
-	if ck, err := cookies.Marshal(c); err != nil {
+	if err := cookies.MarshalToWriter(c, w); err != nil {
 		rerrors.InternalError(err).ServeHTTP(w, r)
-	} else {
-		http.SetCookie(w, ck)
 	}
 
 	if err := p.Component().Render(r.Context(), w); err != nil {

lib/cookies/cookies.go

@@ -39,6 +39,15 @@ func Marshal(v any) (*http.Cookie, error) {
 	return c, err
 }
 
+func MarshalToWriter(v any, w http.ResponseWriter) error {
+	if ck, err := Marshal(v); err != nil {
+		return err
+	} else {
+		http.SetCookie(w, ck)
+	}
+	return nil
+}
+
 func Unmarshal(c *http.Cookie, v any) error {
 	if m, ok := v.(Unmarshaler); ok {
 		return m.UnmarshalCookie(c)