Update ver2.html

ver2.html

@@ -113,6 +113,9 @@
                             linkPreview: true
                         })
                     });
+                    if (!response.ok) {
+                        throw new Error(`HTTP error! status: ${response.status}`);
+                    }
                     const data = await response.json();
                     console.log(`Message sent to ${phone}:`, data);
                 } catch (error) {