docs: remove redundant object storage secret note

README.md

@@ -236,7 +236,7 @@ EdgeEver avoids Worker-side image processing to reduce compute and image-process
 
 ## Advanced Object Storage
 
-The instance owner can configure S3-compatible object storage under **Settings → Advanced → OSS object storage**. Changing storage does not migrate or affect existing attachments. Cloudflare deployments must also configure an `EDGE_EVER_STORAGE_ENCRYPTION_KEY` Worker Secret of at least 32 characters.
+The instance owner can configure S3-compatible object storage under **Settings → Advanced → OSS object storage**. Changing storage does not migrate or affect existing attachments.
 
 ## Migration
 

README.zh-CN.md

@@ -232,7 +232,7 @@ Cloudflare Worker 侧执行图片处理会消耗计算/图片处理额度，因
 
 ## 高级对象存储
 
-实例 Owner 可在**设置 → 高级设置 → OSS 对象存储**中配置兼容 S3 API 的对象存储。切换存储不会迁移或影响已有附件。Cloudflare 部署还需配置至少 32 个字符的 `EDGE_EVER_STORAGE_ENCRYPTION_KEY` Worker Secret。
+实例 Owner 可在**设置 → 高级设置 → OSS 对象存储**中配置兼容 S3 API 的对象存储。切换存储不会迁移或影响已有附件。
 
 ## 导入与迁移 (Migration)