Kompletter Rewrite

build.bat

@@ -1,15 +1,16 @@
 @echo off
-echo Installing required packages...
-pip install -r requirements.txt
-pip install pyinstaller
+echo Building Serien-Checker.exe...
+echo.
 
-echo Building executable...
-python build.py
+uv run build.py
 
-echo Done!
-if exist "dist\Serien-Checker.exe" (
-    echo Executable created successfully at dist\Serien-Checker.exe
-) else (
-    echo Error: Build failed!
+if %errorlevel% neq 0 (
+    echo.
+    echo Build failed with error code %errorlevel%
+    pause
+    exit /b %errorlevel%
 )
-pause 
+
+echo.
+echo Build completed successfully!
+pause