refactor(build-script): 调整脚本结构，优化Maven检查逻辑位置

build-and-run.bat

@@ -1,17 +1,6 @@
 @echo off
 echo Building and Running Chronic Disease App...
 
-REM Switch to script directory to ensure Maven runs in project folder
-pushd "%~dp0"
-
-REM Check if Maven is installed
-where mvn >nul 2>nul
-if %errorlevel% neq 0 (
-    echo Error: Maven is not installed or not in PATH
-    pause
-    exit /b 1
-)
-
 REM Kill any running Java processes
 echo Checking for running Java processes...
 tasklist | findstr java >nul 2>nul
@@ -27,6 +16,17 @@ if %errorlevel% equ 0 (
     echo No running Java processes found.
 )
 
+REM Switch to script directory to ensure Maven runs in project folder
+pushd "%~dp0"
+
+REM Check if Maven is installed
+where mvn >nul 2>nul
+if %errorlevel% neq 0 (
+    echo Error: Maven is not installed or not in PATH
+    pause
+    exit /b 1
+)
+
 echo Cleaning log directory...
 if exist logs (
     rmdir /s /q logs