[Suggest]The configuration is processed when it is obtained

[ipsfsw]

Such as the following software:

1. https://github.com/pompurin404/mihomo-party?tab=readme-ov-file : Change the things inside the configuration, such as the script in js, because some of the content I subscribe to "cipher" is an illegal value, so it needs to be modified, if you can modify it when you get it, it is better, for example, you can convert the v2ray subscription to clash subscription through the script.
   
   
2. https://github.com/GUI-for-Cores/GUI.for.Clash : The functionality that includes the subscription transformation also has some triggers to modify the configuration.
   Official plugin:
   
   Self-written plugin for converting illegal content ：
   
3. https://github.com/clash-verge-rev/clash-verge-rev
   
   

Hope developers can consider the relevant features, thank you!!!