feat: update import/export feature descriptions for clarity and completeness

README.md

@@ -30,7 +30,7 @@ English：[`README_EN.md`](./README_EN.md)
 | 文件夹 / 收藏 | ✅ | ✅ | 常用管理能力可用 |
 | 全量同步 `/api/sync` | ✅ | ✅ | 已做兼容与性能优化 |
 | 附件上传/下载 | ✅ | ✅ | 基于 Cloudflare R2 |
-| 导入功能 | ✅ | ✅ | 覆盖常见导入路径 |
+| 导入导出功能 | ✅ | ✅ | 完整实现，含 Bitwarden 密码库+附件 ZIP 导入 |
 | 网站图标代理 | ✅ | ✅ | 通过 `/icons/{hostname}/icon.png` |
 | passkey、TOTP字段 | ❌ | ✅ |官方需要会员，我们的不需要 |
 | Send | ✅ | ✅ | 已支持文本 Send 与文件 Send |
@@ -109,6 +109,10 @@ npm run dev
 **Q: 如何备份数据？**  
 A: 在客户端中选择「导出密码库」，保存 JSON 文件。
 
+**Q: 导入导出支持哪些格式？**  
+A: 支持 Bitwarden `json/csv/密码库+附件 zip` 和 NodeWarden `密码库+附件 json`（均含加密模式），且导入下拉中看到的格式都可直接导入。  
+A: 另外支持直接导入 Bitwarden `密码库+附件 zip`，这条路径官方 Bitwarden Web 不支持。
+
 **Q: 忘记主密码怎么办？**  
 A: 无法恢复，这是端到端加密的特性。建议妥善保管主密码。
 

README_EN.md

@@ -30,7 +30,7 @@
 | Folders / Favorites | ✅ | ✅ | Common vault organization supported |
 | Full sync `/api/sync` | ✅ | ✅ | Compatibility and performance optimized |
 | Attachment upload/download | ✅ | ✅ | Backed by Cloudflare R2 |
-| Import flow (common clients) | ✅ | ✅ | Common import paths covered |
+| Import / export (common clients) | ✅ | ✅ | Common import and export paths covered |
 | Website icon proxy | ✅ | ✅ | Via `/icons/{hostname}/icon.png` |
 | passkey、TOTP fields | ❌ | ✅ | Official service requires premium; NodeWarden does not |
 | Multi-user | ✅ | ✅ | Full user management with invitation mechanism |
@@ -42,7 +42,6 @@
 | Admin console / Billing & subscription | ✅ | ❌ | Free only |
 | Full push notification pipeline | ✅ | ❌ | Not necessary to implement |
 
-
 ## Tested clients / platforms
 
 - ✅ Windows desktop client (v2026.1.0)
@@ -111,6 +110,10 @@ npm run dev
 **Q: How do I back up my data?**  
 A: Use **Export vault** in your client and save the JSON file.
 
+**Q: Which import/export formats are supported?**  
+A: NodeWarden supports Bitwarden `json/csv/vault + attachments zip` and NodeWarden `vault + attachments json` in both plain and encrypted modes, and every format visible in the import selector is directly importable.  
+A: It also supports direct import of Bitwarden `vault + attachments zip`, which is not directly supported by official Bitwarden Web import.
+
 **Q: What if I forget the master password?**  
 A: It can’t be recovered (end-to-end encryption). Keep it safe.