fix: improve doc link navigation and tree display

- Fix link resolution with proper relative/absolute path handling
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- Fix log file path for packaged app

docs/api/rhi/d3d12/query-heap/get-count.md

@@ -0,0 +1,29 @@
+# D3D12QueryHeap::GetCount
+
+## 函数签名
+
+```cpp
+uint32_t GetCount() const
+```
+
+## 中文描述
+
+获取查询堆中的查询数量。
+
+## 返回值
+
+`uint32_t` - 查询数量
+
+## 复杂度
+
+O(1)
+
+## 示例
+
+```cpp
+uint32_t count = d3d12QueryHeap->GetCount();
+```
+
+## 相关文档
+
+- [D3D12QueryHeap](query-heap.md) - 类总览