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/pipeline-state/methods.md

@@ -0,0 +1,41 @@
+# RHIPipelineState 方法
+
+## Shutdown
+
+```cpp
+virtual void Shutdown() = 0;
+```
+
+释放管线状态对象。
+
+## Bind
+
+```cpp
+virtual void Bind() = 0;
+```
+
+绑定管线状态到管线。
+
+## Unbind
+
+```cpp
+virtual void Unbind() = 0;
+```
+
+解绑管线状态。
+
+## GetNativeHandle
+
+```cpp
+virtual void* GetNativeHandle() = 0;
+```
+
+获取原生 API 句柄。
+
+## GetType
+
+```cpp
+virtual PipelineType GetType() const = 0;
+```
+
+获取管线类型。