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/d3d12/swap-chain/should-close.md

@@ -0,0 +1,32 @@
+# D3D12SwapChain::ShouldClose
+
+## 函数签名
+
+```cpp
+bool ShouldClose() const override
+```
+
+## 中文描述
+
+检查窗口是否应该关闭（如收到 WM_CLOSE 消息）。
+
+## 返回值
+
+`bool` - 如果应该关闭则返回 `true`
+
+## 复杂度
+
+O(1)
+
+## 示例
+
+```cpp
+if (swapChain->ShouldClose()) {
+    // 处理关闭
+}
+```
+
+## 相关文档
+
+- [D3D12SwapChain](swap-chain.md) - 类总览
+- [D3D12SwapChain::SetShouldClose](set-should-close.md) - 设置关闭标志