Update README files and asset references in OpenFox

- Updated links in both English and Chinese README files to point to the raw GitHub URLs for better accessibility.
- Changed script and stylesheet references in `index.html` to new asset versions for improved performance.
- Introduced new JavaScript files for components such as `Checkbox` and `CollapsibleTrigger`, enhancing functionality.
- Removed deprecated CSS file and replaced it with a new version, streamlining asset organization.

Author: InfernalAzazel

README-zh_CN.md

@@ -1,5 +1,5 @@
 <p align="center">
-  <a href="./README.md">English</a> | <a href="./README-zh_CN.md">简体中文</a>
+  <a href="https://raw.githubusercontent.com/InfernalAzazel/openfox/main/README.md">English</a> | <a href="https://raw.githubusercontent.com/InfernalAzazel/openfox/main/README-zh_CN.md">简体中文</a>
 </p>
 
 <p align="center">

README.md

@@ -1,5 +1,5 @@
 <p align="center">
-  <a href="./README.md">English</a> | <a href="./README-zh_CN.md">简体中文</a>
+  <a href="https://raw.githubusercontent.com/InfernalAzazel/openfox/main/README.md">English</a> | <a href="https://raw.githubusercontent.com/InfernalAzazel/openfox/main/README-zh_CN.md">简体中文</a>
 </p>
 
 <p align="center">