chore: restructure build targets and add runtime DLL copy logic

- Split `uno-client` and `uno-server` as separate executables.
- Adjusted `uno-game-lib` linking and updated runtime output directory.
- Enabled post-build DLL copying for Windows compatibility.

CMakeLists.txt

@@ -2,12 +2,14 @@ cmake_minimum_required(VERSION 4.0)
 project(uno-game)
 
 set(CMAKE_CXX_STANDARD 26)
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
 
 find_package(nlohmann_json REQUIRED)
 find_package(asio REQUIRED)
 find_package(argparse REQUIRED)
 find_package(Slint REQUIRED)
 
+# Uno Game Library
 add_library(uno-game-lib
         src/game/Card.cpp
         src/game/CardTile.cpp
@@ -18,20 +20,21 @@ add_library(uno-game-lib
         src/network/MessageSerializer.cpp
         src/network/NetworkServer.cpp
         src/network/NetworkClient.cpp
-        src/client/UnoClient.cpp
-        src/server/UnoServer.cpp
         src/network/Session.cpp
-        src/client/PlayerAction.cpp
-        src/ui/GameUI.cpp
 )
 target_link_libraries(uno-game-lib PUBLIC nlohmann_json::nlohmann_json)
 target_link_libraries(uno-game-lib PUBLIC asio::asio)
 target_link_libraries(uno-game-lib PUBLIC Slint::Slint)
+target_link_libraries(uno-game-lib PRIVATE argparse::argparse)
 
 slint_target_sources(uno-game-lib ui/MainWindow.slint)
 
+# Uno Client
 add_executable(uno-client
         src/client/main.cpp
+        src/client/PlayerAction.cpp
+        src/client/UnoClient.cpp
+        src/ui/GameUI.cpp
         assets/uno.rc
 )
 target_link_libraries(uno-client PRIVATE uno-game-lib)
@@ -40,11 +43,24 @@ if (WIN32 AND NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
     set_target_properties(uno-client PROPERTIES WIN32_EXECUTABLE ON)
 endif ()
 
+
+# Uno Server
 add_executable(uno-server
         src/server/main.cpp
+        src/server/UnoServer.cpp
         assets/uno.rc
 )
 target_link_libraries(uno-server PRIVATE uno-game-lib)
-target_link_libraries(uno-server PRIVATE argparse::argparse)
 
-add_subdirectory(test)
+# Google Test
+add_subdirectory(test)
+
+# 复制动态库
+foreach (target uno-client uno-server)
+    add_custom_command(TARGET ${target} POST_BUILD
+            COMMAND ${CMAKE_COMMAND} -E copy_if_different
+            $<TARGET_RUNTIME_DLLS:${target}>
+            $<TARGET_FILE_DIR:${target}>
+            COMMAND_EXPAND_LISTS
+    )
+endforeach ()