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/render-target-view/get-size.md

@@ -0,0 +1,14 @@
+# OpenGLRenderTargetView::GetWidth / GetHeight
+
+```cpp
+int GetWidth() const;
+int GetHeight() const;
+```
+
+获取渲染目标视图的宽度和高度。
+
+**返回：** 宽度/高度
+
+## 相关文档
+
+- [OpenGLRenderTargetView 总览](render-target-view.md) - 返回类总览