diff --git a/src/utils/proxy_shell.go b/src/utils/proxy_shell.go
index d83313f..12af000 100644
--- a/src/utils/proxy_shell.go
+++ b/src/utils/proxy_shell.go
@@ -77,18 +77,21 @@ func processGitHubURLs(content, host string) string {
 
 // transformURL URL转换函数
 func transformURL(url, host string) string {
-	if strings.Contains(url, host) {
-		return url
-	}
+    if strings.Contains(url, host) {
+        return url
+    }
 
-	if strings.HasPrefix(url, "http://") {
-		url = "https" + url[4:]
-	} else if !strings.HasPrefix(url, "https://") && !strings.HasPrefix(url, "//") {
-		url = "https://" + url
-	}
-	cleanHost := strings.TrimPrefix(host, "https://")
-	cleanHost = strings.TrimPrefix(cleanHost, "http://")
-	cleanHost = strings.TrimSuffix(cleanHost, "/")
+    if strings.HasPrefix(url, "http://") {
+        url = "https" + url[4:]
+    } else if !strings.HasPrefix(url, "https://") && !strings.HasPrefix(url, "//") {
+        url = "https://" + url
+    }
 
-	return cleanHost + "/" + url
+    // 确保 host 有协议头
+    if !strings.HasPrefix(host, "http://") && !strings.HasPrefix(host, "https://") {
+        host = "https://" + host
+    }
+    host = strings.TrimSuffix(host, "/")
+
+    return host + "/" + url
 }