diff --git a/.gitignore b/.gitignore
index 5b28756..fd1febf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -43,3 +43,5 @@ pyvenv.cfg
 
 # Test generated files
 Testing/
+
+assistant_snippet*
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 93cb088..b7e18e8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,23 +2,21 @@ cmake_minimum_required(VERSION 3.14...3.27)
 
 # 设置 CMake 策略
 cmake_policy(SET CMP0074 NEW)  # 使用 <PackageName>_ROOT 变量
-cmake_policy(SET CMP0167 NEW)  # 使用新的 Boost 查找模块
-cmake_policy(SET CMP0135 NEW)  # 设置解压时间戳行为
 
 project(airport_collision_avoidance)
 
-set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
 # 检查编译器版本
 if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
-    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.0)
-        message(FATAL_ERROR "GCC 版本需要 >= 10.0 以支持 C++20")
+    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0)
+        message(FATAL_ERROR "GCC 版本需要 >= 7.0 以支持 C++17")
     endif()
 elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
-    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 13.0)
-        message(FATAL_ERROR "Clang 版本需要 >= 13.0 以支持 C++20")
+    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
+        message(FATAL_ERROR "Clang 版本需要 >= 5.0 以支持 C++17")
     endif()
 endif()
 
@@ -27,11 +25,11 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
 
 # 设置 Boost
+set(Boost_NO_WARN_NEW_VERSIONS 1)
 set(Boost_USE_STATIC_LIBS OFF)
 set(Boost_USE_MULTITHREADED ON)
 set(Boost_USE_STATIC_RUNTIME OFF)
-set(Boost_ROOT /opt/homebrew/Cellar/boost/1.86.0_2)
-find_package(Boost REQUIRED COMPONENTS system)
+find_package(Boost REQUIRED COMPONENTS system filesystem thread)
 
 # 添加 libcurl
 find_package(CURL REQUIRED)
diff --git a/assistant_snippet_Wd4Hs2Iqxj.txt b/assistant_snippet_Wd4Hs2Iqxj.txt
index 676fc5e..181a742 100644
--- a/assistant_snippet_Wd4Hs2Iqxj.txt
+++ b/assistant_snippet_Wd4Hs2Iqxj.txt
@@ -4,4 +4,13 @@
 4|- boost-thread
 5|- openssl-libs
 6|- python3
-7|- python3-libs 
\ No newline at end of file
+7|- python3-libs 
+8|
+9|# 安装 SCL 仓库
+10|sudo yum install -y centos-release-scl
+11|
+12|# 安装 GCC 7
+13|sudo yum install -y devtoolset-7-gcc devtoolset-7-gcc-c++
+14|
+15|# 启用 GCC 7
+16|scl enable devtoolset-7 bash 
\ No newline at end of file
diff --git a/scripts/prepare_deploy.sh b/scripts/prepare_deploy.sh
index 62e00ca..bc20c22 100644
--- a/scripts/prepare_deploy.sh
+++ b/scripts/prepare_deploy.sh
@@ -50,6 +50,15 @@ sudo yum groupinstall -y "Development Tools"
 sudo yum install -y epel-release
 sudo yum install -y cmake3 boost-devel openssl-devel nlohmann-json-devel python3-devel
 
+# Install GCC 7
+log_info "Installing GCC 7..."
+sudo yum install -y centos-release-scl
+sudo yum install -y devtoolset-7-gcc devtoolset-7-gcc-c++
+
+# Enable GCC 7
+log_info "Enabling GCC 7..."
+source /opt/rh/devtoolset-7/enable
+
 # Download Python3 and dependencies
 repotrack python3 python3-pip python3-devel
 
diff --git a/src/core/System.cpp b/src/core/System.cpp
index 84324cc..7c0f989 100644
--- a/src/core/System.cpp
+++ b/src/core/System.cpp
@@ -344,7 +344,7 @@ void System::processLoop() {
             //             processCollisions(collisions);
 
             //         } else if (!lastVehiclesWithRisk_.empty()) {
-            //             // 当前没有任何风险，��上次有风险车辆，需要处理恢复指令
+            //             // 当前没有任何风险����上次有风险车辆，需要处理恢复指令
             //             Logger::debug("当前无碰撞风险，检查是否需要发送恢复指令");
             //             for (const auto& vehicleId : lastVehiclesWithRisk_) {
             //                 Logger::debug("车辆 ", vehicleId, " 当前没有风险，准备发送恢复指令");
@@ -720,7 +720,7 @@ void System::broadcastVehicleCommand(const VehicleCommand& cmd) {
         j["intersectionId"] = cmd.intersectionId;
     }
 
-    // 添���目标位置（对于所有非 RESUME 类型的指令）
+    // 添����目标位置（对于所有非 RESUME 类型的指令）
     if (cmd.type != CommandType::RESUME) {
         j["targetLatitude"] = cmd.latitude;
         j["targetLongitude"] = cmd.longitude;
@@ -792,7 +792,7 @@ void System::checkSafetyZoneIntrusion(const MovingObject& obj) {
                  ", type=", obj.isAircraft() ? "飞机" : (obj.isSpecialVehicle() ? "特勤车" : "其他"),
                  ", position=(", position.x, ",", position.y, ")");
         
-    // 检查每个安全区
+    // 检查每���安全��
     for (auto& [id, zone] : safetyZones_) {
         // 检查是否在安全区内，同时会尝试设置安全区类型
         if (zone->isObjectInZone(obj)) {
@@ -926,7 +926,7 @@ bool System::handleSafetyZoneRisk(const Vehicle& vehicle,
     risk.level = cmdType == CommandType::ALERT ? RiskLevel::CRITICAL : RiskLevel::WARNING;
     risk.distance = distance;
     risk.relativeSpeed = cmd.relativeSpeed;
-    risk.relativeMotion = Vector2D(cmd.relativeMotionX, cmd.relativeMotionY);
+    risk.relativeMotion = {cmd.relativeMotionX, cmd.relativeMotionY};
     risk.zoneType = WarningZoneType::WARNING;
 
     broadcastCollisionWarning(risk);
diff --git a/src/types/BasicTypes.h b/src/types/BasicTypes.h
index 6251125..fc2105f 100644
--- a/src/types/BasicTypes.h
+++ b/src/types/BasicTypes.h
@@ -16,6 +16,9 @@ struct Vector2D {
     double x;
     double y;
     
+    Vector2D() : x(0), y(0) {}
+    Vector2D(double x_, double y_) : x(x_), y(y_) {}
+    
     double magnitude() const;
     double direction() const;
 };