fix: vcpkg installation directory structure and case sensitivity

- Fix INCLUDES DESTINATION case: UniConv -> uniconv (lowercase)
- Use plain lib/bin for vcpkg builds (no config suffix)
- Detect vcpkg via VCPKG_TARGET_TRIPLET
- Keep config suffix for non-vcpkg multi-config builds

Author: hesphoros

CMakeLists.txt

@@ -300,14 +300,18 @@ if(NOT UNICONV_IS_SUBPROJECT)
         message(STATUS "Install prefix set to: ${CMAKE_INSTALL_PREFIX}")
     endif()
 
-    # 对于多配置生成器（如 Visual Studio），使用生成器表达式 $<CONFIG>
-    # 对于单配置生成器（如 Makefile），使用 CMAKE_BUILD_TYPE
-    if(CMAKE_CONFIGURATION_TYPES)
-        # 多配置生成器：Visual Studio, Xcode, Ninja Multi-Config
+    # vcpkg 使用独立的安装前缀处理 debug/release，直接使用 lib 和 bin
+    # 非 vcpkg 构建时，为多配置生成器添加配置后缀
+    if(DEFINED VCPKG_TARGET_TRIPLET OR DEFINED ENV{VCPKG_TARGET_TRIPLET})
+        # vcpkg 构建：使用标准目录结构
+        set(UNICONV_INSTALL_LIBDIR "lib")
+        set(UNICONV_INSTALL_BINDIR "bin")
+    elseif(CMAKE_CONFIGURATION_TYPES)
+        # 非 vcpkg 多配置生成器：Visual Studio, Xcode, Ninja Multi-Config
         set(UNICONV_INSTALL_LIBDIR "lib/$<CONFIG>")
         set(UNICONV_INSTALL_BINDIR "bin/$<CONFIG>")
     else()
-        # 单配置生成器：Makefile, Ninja
+        # 非 vcpkg 单配置生成器：Makefile, Ninja
         if(CMAKE_BUILD_TYPE STREQUAL "Debug")
             set(UNICONV_INSTALL_CONFIG_SUFFIX "Debug")
         else()
@@ -327,7 +331,7 @@ if(NOT UNICONV_IS_SUBPROJECT)
         LIBRARY DESTINATION ${UNICONV_INSTALL_LIBDIR}
         ARCHIVE DESTINATION ${UNICONV_INSTALL_LIBDIR}
         RUNTIME DESTINATION ${UNICONV_INSTALL_BINDIR}
-        INCLUDES DESTINATION ${UNICONV_INSTALL_INCLUDEDIR}/UniConv
+        INCLUDES DESTINATION ${UNICONV_INSTALL_INCLUDEDIR}/uniconv
     )
 
     # 安装 simdutf 库（如果启用）

vcpkg-port/ports/uniconv/portfile.cmake

@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO hesphoros/UniConv
     REF "v${VERSION}"
-    SHA512 81E290B880E30A14DE218797005B0AD7B6D2D3BCF46B6524FC7DE96DDFB1FCF202F13D20E4714D8A8270759D00D3C19B61D1FED133220AFF9394FC4E60DA699D
+    SHA512 aa76aed82984765a842555ab770f6cfe3ddcf6cdd51bbc7745ae904b85596fce568bf5aadd65919703b7ded8d0ecead472649e0254f77bd9a13d5edfb9fcf1fd
     HEAD_REF main
 )
 
@@ -15,9 +15,9 @@ vcpkg_cmake_configure(
         -DUNICONV_BUILD_TESTS=OFF
         -DUNICONV_LIBICONV_SOURCE=SYSTEM
         -DCMAKE_DISABLE_FIND_PACKAGE_Git=ON
+        -DFETCHCONTENT_FULLY_DISCONNECTED=ON
 )
 
-vcpkg_cmake_build()
 vcpkg_cmake_install()
 
 vcpkg_cmake_config_fixup(

vcpkg-port/ports/uniconv/vcpkg.json

@@ -1,6 +1,6 @@
 {
   "name": "uniconv",
-  "version": "3.2.2",
+  "version": "3.3.0",
   "description": "A high-performance C++ character encoding conversion library with modern C++17 interface",
   "homepage": "https://github.com/hesphoros/UniConv",
   "documentation": "https://github.com/hesphoros/UniConv/blob/main/README.MD",