初始化：导入 VDI 云终端代码与会话基础能力

变更详情：init: VDI 云终端代码（kiosk-shell 登录/桌面列表/Moonlight/RDP/看门狗）

terminal/kiosk-shell/CMakeLists.txt

@@ -0,0 +1,58 @@
+cmake_minimum_required(VERSION 3.16)
+project(kiosk-shell CXX)
+
+# 对应《VDI 云桌面软件开发方案》2.2 节技术栈定版：
+#   kiosk 与 freerdp 插件用 C/C++（贴合 GTK/GStreamer 生态）
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_AUTOMOC ON)
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+if(NOT CMAKE_BUILD_TYPE)
+    set(CMAKE_BUILD_TYPE Release)
+endif()
+
+# ---- Qt5 ----
+find_package(Qt5 REQUIRED COMPONENTS Core Gui Widgets)
+
+# ---- FreeRDP 3 ----
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(FREERDP REQUIRED IMPORTED_TARGET freerdp3)
+
+add_executable(kiosk-shell
+    src/main.cpp
+    src/main_window.cpp
+    src/login_page.cpp
+    src/desktop_list_page.cpp
+    src/desktop_service.cpp
+    src/moonlight_session.cpp
+    src/state_machine.cpp
+    src/config.cpp
+    src/rdp_session.cpp
+)
+
+target_include_directories(kiosk-shell PRIVATE
+    ${CMAKE_CURRENT_SOURCE_DIR}/src
+)
+
+target_link_libraries(kiosk-shell PRIVATE
+    Qt5::Core
+    Qt5::Gui
+    Qt5::Widgets
+    PkgConfig::FREERDP
+)
+
+# 看门狗 Monitor：独立进程，监控主进程假死/崩溃
+add_executable(vdi-kiosk-monitor
+    src/monitor_main.cpp
+    src/monitor.cpp
+)
+
+target_include_directories(vdi-kiosk-monitor PRIVATE
+    ${CMAKE_CURRENT_SOURCE_DIR}/src
+)
+
+find_package(Threads REQUIRED)
+target_link_libraries(vdi-kiosk-monitor PRIVATE Threads::Threads)
+
+install(TARGETS kiosk-shell vdi-kiosk-monitor RUNTIME DESTINATION bin)