diff --git a/par-core/src/main/java/com/par/core/adapter/GroovyScriptEngine.java b/par-core/src/main/java/com/par/core/adapter/GroovyScriptEngine.java
index 5ea03a3..8b87440 100644
--- a/par-core/src/main/java/com/par/core/adapter/GroovyScriptEngine.java
+++ b/par-core/src/main/java/com/par/core/adapter/GroovyScriptEngine.java
@@ -24,8 +24,17 @@ public class GroovyScriptEngine {
     private static final ObjectMapper objectMapper = new ObjectMapper();
     private static final GroovyClassLoader classLoader = new GroovyClassLoader(
             Thread.currentThread().getContextClassLoader());
-    /** 类型 → 默认脚本 */
-    private static final Map<String, String> DEFAULT_SCRIPTS = new ConcurrentHashMap<>();
+    /** 默认脚本存储路径前缀 */
+    private static final String DEFAULT_SCRIPTS_PATH = "scripts/default/";
+    /** 类型 → 默认脚本缓存 */
+    private static final Map<String, String> DEFAULT_SCRIPTS_CACHE = new ConcurrentHashMap<>();
+    /** 存储服务（由 Spring 注入） */
+    private static com.par.core.storage.CachedStorageService storageService;
+
+    // Spring 注入
+    public GroovyScriptEngine(com.par.core.storage.CachedStorageService storageService) {
+        GroovyScriptEngine.storageService = storageService;
+    }
     /** 脚本前缀：自动导入必要包 + PluginContext 桩 */
     private static final String SCRIPT_PREFIX =
             "import groovy.json.*\n" +
@@ -44,29 +53,42 @@ public class GroovyScriptEngine {
     }
 
     /**
-     * 保存站点类型默认脚本到 classpath
+     * 保存站点类型默认脚本到七牛云+本地缓存
      */
     public static void saveDefaultScript(String siteType, String script) {
         if (siteType == null || script == null) return;
         String key = siteType.toLowerCase();
-        DEFAULT_SCRIPTS.put(key, script);
-        try {
-            var path = java.nio.file.Paths.get(
-                    GroovyScriptEngine.class.getClassLoader().getResource("scripts/default-" + key + ".groovy").toURI());
-            java.nio.file.Files.writeString(path, script, java.nio.charset.StandardCharsets.UTF_8);
-            log.info("Default script saved: default-{}.groovy", key);
-        } catch (Exception e) {
-            log.error("Failed to save default script: {}", key, e);
+        DEFAULT_SCRIPTS_CACHE.put(key, script);
+        if (storageService != null) {
+            storageService.store(DEFAULT_SCRIPTS_PATH + key + ".groovy", script);
+        } else {
+            // 回退到 classpath 写入（开发环境）
+            try {
+                var path = java.nio.file.Paths.get(
+                        GroovyScriptEngine.class.getClassLoader().getResource("scripts/default-" + key + ".groovy").toURI());
+                java.nio.file.Files.writeString(path, script, java.nio.charset.StandardCharsets.UTF_8);
+            } catch (Exception e) {
+                log.warn("Fallback save failed: {}", e.getMessage());
+            }
         }
+        log.info("Default script saved: default-{}.groovy", key);
     }
 
     /**
-     * 从 classpath 加载默认脚本文件
+     * 加载站点类型默认脚本（优先七牛云/本地缓存，回退到 classpath）
      */
     public static String loadDefaultByType(String siteType) {
         if (siteType == null) return null;
         String key = siteType.toLowerCase();
-        return DEFAULT_SCRIPTS.computeIfAbsent(key, k -> {
+        return DEFAULT_SCRIPTS_CACHE.computeIfAbsent(key, k -> {
+            // 先尝试从存储服务读取
+            if (storageService != null) {
+                try {
+                    String script = storageService.read(DEFAULT_SCRIPTS_PATH + k + ".groovy");
+                    if (script != null && !script.isBlank()) return script;
+                } catch (Exception ignored) {}
+            }
+            // 回退到 classpath
             String path = "scripts/default-" + k + ".groovy";
             try (var in = GroovyScriptEngine.class.getClassLoader().getResourceAsStream(path)) {
                 if (in == null) return null;