docs: update READMEs

README.en.md

@@ -124,6 +124,10 @@ python main.py
 
 ## About Online Syncing
 
+> [!WARNING]
+>
+> The following mentioned libraries are designed for use in Mainland China. Consider running a full scan to get available IPs.
+
 The [official IPv4 address library](https://github.com/GoodCoder666/gtdb) is built into the program and is periodically updated with new features. You can sync the latest IP library via `Import -> Online service`. Two IP libraries from GoogleTranslateIpCheck are also available (thanks to @Ponderfly). The URLs of the three libraries are as follows:
 
 - Official IPv4: https://raw.githubusercontent.com/GoodCoder666/gtdb/main/src/ip.txt
@@ -134,6 +138,6 @@ Additionally, if GitHub Raw cannot be connected, the program will attempt to use
 
 ## License Information
 
-This project is licensed under the [GPLv3](https://github.com/GoodCoder666/GoogleTranslate_IPFinder/blob/main/LICENSE). The IP scanning logic references [https://codeberg.org/antigng/gscan_quic](https://codeberg.org/antigng/gscan_quic).
+This project is licensed under the [GPLv3](https://github.com/GoodCoder666/GoogleTranslate_IPFinder/blob/main/LICENSE). The IP scanning logic references [gscan_quic](https://codeberg.org/antigng/gscan_quic).
 
 Similar projects: [hcfyapp/google-translate-cn-ip](https://github.com/hcfyapp/google-translate-cn-ip) [Ponderfly/GoogleTranslateIpCheck](https://github.com/Ponderfly/GoogleTranslateIpCheck) [csyezheng/ip-scanner](https://github.com/csyezheng/ip-scanner).

README.md

@@ -106,6 +106,8 @@ python main.py
 
 ## 开发计划
 
+> 目前收到大佬建议，正在研发新的扫描优化，敬请期待 :handshake:
+
 - [x] IP 测速
 - [x] IP 扫描
 - [x] 自动写入 Hosts
@@ -127,7 +129,7 @@ python main.py
 
 ## 版权说明
 
-本项目使用 [GPLv3](https://github.com/GoodCoder666/GoogleTranslate_IPFinder/blob/main/LICENSE) 版权许可。IP 扫描逻辑参考 [https://codeberg.org/antigng/gscan_quic](https://codeberg.org/antigng/gscan_quic)。
+本项目使用 [GPLv3](https://github.com/GoodCoder666/GoogleTranslate_IPFinder/blob/main/LICENSE) 版权许可。IP 扫描逻辑参考 [gscan_quic](https://codeberg.org/antigng/gscan_quic)。
 
 类似的项目：[hcfyapp/google-translate-cn-ip](https://github.com/hcfyapp/google-translate-cn-ip) [Ponderfly/GoogleTranslateIpCheck](https://github.com/Ponderfly/GoogleTranslateIpCheck) [csyezheng/ip-scanner](https://github.com/csyezheng/ip-scanner)