fix: Groovy脚本JSON解析加try-catch避免API返回格式异常时报错

docs/mteam.groovy

@@ -6,7 +6,12 @@ final String API_BASE = "https://api.m-team.io"
 
 Map parse(String content, String url) {
     def slurp = new groovy.json.JsonSlurper()
-    def root = slurp.parseText(content)
+    def root
+    try {
+        root = slurp.parseText(content)
+    } catch (e) {
+        return [pageName: '解析失败', message: "JSON 解析异常: ${e.message}"]
+    }
 
     if (url.contains('/api/member/profile'))
         return parseProfile(root?.data)