feat(settings): add autosave settings API endpoints and persistence

components/setting/settingService.js

@@ -237,6 +237,45 @@ const seedDatabase = async (userId = null) => {
     }
 }
 
+const getAutoSaveSetting = async () => {
+    const record = await Setting.findOne({ key: 'general_autosave' }).lean()
+    if (record && record.extraConfig) {
+        return {
+            enabled: record.extraConfig.enabled !== undefined ? record.extraConfig.enabled : true,
+            intervalSeconds: Number(record.extraConfig.intervalSeconds) || 60,
+            updatedAt: record.updatedAt,
+        }
+    }
+    return {
+        enabled: true,
+        intervalSeconds: 60,
+    }
+}
+
+const updateAutoSaveSetting = async ({ enabled = true, intervalSeconds = 60 }) => {
+    const validInterval = Math.max(10, Number(intervalSeconds) || 60)
+    const setting = await Setting.findOneAndUpdate(
+        { key: 'general_autosave' },
+        {
+            key: 'general_autosave',
+            category: 'general',
+            pageKey: 'general',
+            title: 'تنظیمات ذخیره خودکار (Auto-Save Settings)',
+            description: 'پیکربندی فعال‌سازی و فاصله زمانی ذخیره خودکار فرم‌ها',
+            extraConfig: {
+                enabled: Boolean(enabled),
+                intervalSeconds: validInterval,
+            },
+        },
+        { upsert: true, new: true, setDefaultsOnInsert: true }
+    )
+    return {
+        enabled: setting.extraConfig.enabled,
+        intervalSeconds: setting.extraConfig.intervalSeconds,
+        updatedAt: setting.updatedAt,
+    }
+}
+
 module.exports = {
     DEFAULT_SEARCH_PAGES,
     getSearchSettings,
@@ -245,4 +284,6 @@ module.exports = {
     bulkUpdateSearchSettings,
     getSeedStatus,
     seedDatabase,
+    getAutoSaveSetting,
+    updateAutoSaveSetting,
 }