docs: Add missing resources module documentation

Added documentation for undocumented classes:
- ResourcePath: Path manipulation and GUID conversion utilities
- FileArchive: Archive file reading support
- ResourcePackage/ResourcePackageBuilder: Resource packaging system

Updated resources.md overview to include new documentation modules
and added ImportSettings and ResourceFileSystem to core components.

docs/api/resources/resources.md

@@ -24,6 +24,16 @@ Resources 模块提供了一套完整的资源管理解决方案，支持同步
 | [AsyncLoader](asyncloader/asyncloader.md) | `AsyncLoader.h` | 异步加载器 |
 | [ResourceDependencyGraph](dependencygraph/dependencygraph.md) | `ResourceDependencyGraph.h` | 依赖图 |
 | [ResourceTypes](resourcetypes/resourcetypes.md) | `ResourceTypes.h` | 资源类型定义 |
+| [ResourcePath](resourcepath/resourcepath.md) | `ResourcePath.h` | 资源路径封装 |
+| [ResourceFileSystem](filesystem/filesystem.md) | `ResourceFileSystem.h` | 虚拟文件系统 |
+| [ImportSettings](importsettings/importsettings.md) | `ImportSettings.h` | 导入设置基类 |
+
+### 文件与打包
+
+| 组件 | 文件 | 描述 |
+|------|------|------|
+| [FileArchive](filearchive/filearchive.md) | `FileArchive.h` | 文件归档读取 |
+| [ResourcePackage](resourcepackage/resourcepackage.md) | `ResourcePackage.h` | 资源包打包/读取 |
 
 ### 具体资源类型