修复更新后高亮停留的bug，更新comment

visa-scpi-example/comments.json

@@ -5,5 +5,5 @@
   ":SENS:POW:ACH:BAND:CHAN": " \u4fe1\u9053\u5e26\u5bbd",
   ":CALC:MARK1:X": " MARK\u70b91",
   ":SENS:FREQ:SPAN": " \u9891\u7387\u533a\u95f4\uff08\u5bbd\u5ea6\uff09",
-  ":CALC:DELT2:X": " "
+  ":CALC:DELT2:X": "  MARK\u70b91\u504f\u79fb"
 }

visa-scpi-example/index.html

@@ -214,7 +214,7 @@
             setTimeout(() => {
                 toast.classList.remove('show');
                 setTimeout(() => toast.remove(), 300);
-            }, 3000);
+            }, 1500);
         }
 
         document.getElementById('update-btn').onclick = async () => {
@@ -236,6 +236,7 @@
                 const result = await response.json();
                 if (result.success) {
                     showToast('更新成功！');
+                    loadCommands(); // 重新加载命令
                 } else {
                     showToast('更新失败！', 'error');
                 }