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/bind-base.md

@@ -0,0 +1,21 @@
+# OpenGLBuffer::BindBase
+
+```cpp
+void BindBase(unsigned int target, unsigned int index) const
+```
+
+将缓冲区绑定到固定的 binding point。
+
+**参数：**
+- `target` - OpenGL target (如 GL_ARRAY_BUFFER, GL_ELEMENT_ARRAY_BUFFER)
+- `index` - binding point 索引
+
+**示例：**
+
+```cpp
+buffer.BindBase(GL_UNIFORM_BUFFER, 0);
+```
+
+## 相关文档
+
+- [OpenGLBuffer](buffer.md) - 返回类总览