feat: 实现Containers、Memory、Threading核心模块及单元测试

- Containers: String, Array, HashMap 容器实现及测试
- Memory: Allocator, LinearAllocator, PoolAllocator, ProxyAllocator, MemoryManager 实现及测试
- Threading: Mutex, SpinLock, ReadWriteLock, Thread, Task, TaskSystem 实现及测试
- 修复Windows平台兼容性: _aligned_malloc, std::hash特化
- 修复构建错误和测试用例问题

tests/CMakeLists.txt

@@ -38,6 +38,10 @@ add_subdirectory(../engine engine)
 # ============================================================
 
 add_subdirectory(math)
+add_subdirectory(core)
+add_subdirectory(containers)
+add_subdirectory(memory)
+add_subdirectory(threading)
 
 # ============================================================
 # Test Summary