first drafts for inventory sync page

internal/site/response/status.go

@@ -44,6 +44,10 @@ func (s statusRes) Redirect(code redirect.Code, to string) Response {
 	return Redirect(code, to).wrap(s)
 }
 
+func (s statusRes) HTML(body []byte) Response {
+	return HTML(body).wrap(s)
+}
+
 func (s statusRes) JSON(body any) Response {
 	return JSON(body).wrap(s)
 }
@@ -83,3 +87,11 @@ func (s statusRes) getCookies() []http.Cookie {
 
 	return nil
 }
+
+func (s statusRes) getContentType() (contentType string, ok bool) {
+	if s.res != nil {
+		return s.res.getContentType()
+	}
+
+	return "", false
+}