docs: add comprehensive documentation structure with advanced topics and improved navigation

Documentation improvements:
- Add advanced topics documentation (memory management, CMake options, implementation details)
- Complete C interface documentation (English & Chinese)
- Reorganize documentation file structure for better maintainability

UI/UX enhancements:
- Implement documentation menu dropdown for improved navigation
- Add deep blue gradient background with glassmorphism effect
- Show hover indicators without text jumping
- Enhance documentation page interactivity

Link and routing optimization:
- Unify documentation routing (query parameter format ?doc=xxx)
- Standardize CLI Tool links
- Auto-convert markdown links to HTML navigation
- Update all internal navigation links

Code cleanup:
- Remove redundant root-level documentation files
- Reorganize docs/content/ structure

File changes: 41 files changed, +3381 -1501

Squashed commits:
- docs: add advanced topics documentation and navigation dropdown menu
- update minor documentation styling
- refactor: reorganize documentation structure and improve navigation

Author: wysaid

.github/workflows/release.yml

@@ -1732,8 +1732,8 @@ jobs:
         
         - **Getting Started**: [README.md](https://github.com/wysaid/CameraCapture#readme)
         - **Build & Install**: [BUILD_AND_INSTALL.md](https://github.com/wysaid/CameraCapture/blob/main/BUILD_AND_INSTALL.md)
-        - **CLI Tool Guide**: [CLI Documentation](https://ccap.work/cli.html)
-        - **C Interface**: [C_Interface.md](https://github.com/wysaid/CameraCapture/blob/main/docs/C_Interface.md)
+        - **CLI Tool Guide**: [CLI Documentation](https://ccap.work/documentation.html?doc=cli)
+        - **C Interface**: [C Interface Documentation](https://ccap.work/documentation.html?doc=c-interface)
         - **API Reference**: [ccap.work/documentation.html](https://ccap.work/documentation.html)
         
         ---

README.md

@@ -594,7 +594,7 @@ gcc -std=c99 your_code.c -o your_app \
 
 #### Complete Documentation
 
-For detailed usage instructions and examples of the C interface, see: [C Interface Documentation](./docs/C_Interface.md)
+For detailed usage instructions and examples of the C interface, see: [C Interface Documentation](./docs/content/c-interface.md)
 
 **Additional C Utilities**: For pixel format string conversion and file I/O functions, also include:
 

README.zh-CN.md

@@ -511,7 +511,7 @@ gcc -std=c99 your_code.c -o your_app \
 
 #### 完整文档
 
-C 接口的详细使用说明和示例请参见：[C 接口文档](./docs/C_Interface.md)
+C 接口的详细使用说明和示例请参见：[C 接口文档](./docs/content/c-interface.md)
 
 **额外的 C 工具函数**：如需像素格式字符串转换和文件 I/O 功能，还需包含：