Initial commit: GasFlux project with core processing pipelines

build_gasflux_exe.bat

@@ -0,0 +1,48 @@
+@echo off
+echo ========================================
+echo GasFlux RunExample EXE打包工具 (Windows)
+echo ========================================
+echo.
+
+cd /d "%~dp0"
+
+echo [1/4] 检查Python环境...
+python --version
+if errorlevel 1 (
+    echo 错误：未找到Python
+    pause
+    exit /b 1
+)
+
+echo [2/4] 升级pip...
+python -m pip install --upgrade pip
+
+echo [3/4] 安装PyInstaller...
+python -m pip install pyinstaller
+if errorlevel 1 (
+    echo 错误：PyInstaller安装失败
+    pause
+    exit /b 1
+)
+
+echo [4/4] 开始打包...
+python -m PyInstaller --clean gasflux_run_example.spec
+if errorlevel 1 (
+    echo 错误：打包失败
+    pause
+    exit /b 1
+)
+
+echo.
+echo ========================================
+echo 打包完成！
+echo ========================================
+echo.
+echo 可执行文件位置：dist\GasFlux_RunExample.exe
+echo.
+echo 使用方法：
+echo   GasFlux_RunExample.exe input.xlsx
+echo   GasFlux_RunExample.exe input.xlsx --output result.csv
+echo   GasFlux_RunExample.exe input.xlsx --no-gasflux
+echo.
+pause