fix: improve doc link navigation and tree display

- Fix link resolution with proper relative/absolute path handling
- Improve link styling with underline decoration
- Hide leaf nodes from tree, only show directories
- Fix log file path for packaged app

docs/api/rhi/opengl/buffer/initialize.md

@@ -0,0 +1,26 @@
+# OpenGLBuffer::Initialize
+
+```cpp
+bool Initialize(OpenGLBufferType type, size_t size, const void* data = nullptr, bool dynamic = false);
+```
+
+初始化 OpenGL 缓冲区。
+
+**参数：**
+- `type` - 缓冲区类型
+- `size` - 缓冲区大小（字节）
+- `data` - 初始数据指针（可选）
+- `dynamic` - 是否为动态缓冲区
+
+**返回：** 成功返回 true
+
+**示例：**
+
+```cpp
+OpenGLBuffer buffer;
+buffer.Initialize(OpenGLBufferType::Vertex, sizeof(vertices), vertices);
+```
+
+## 相关文档
+
+- [OpenGLBuffer 总览](buffer.md) - 返回类总览