+Update

build.bat

@@ -0,0 +1,17 @@
+
+@echo off
+echo Building executable for Windows...
+
+REM Check if pyinstaller is installed
+python -c "import pyinstaller" 2>nul
+if %errorlevel% neq 0 (
+    echo PyInstaller not found. Please install it first using:
+    echo pip install -r requirements.txt
+    exit /b 1
+)
+
+pyinstaller --name OpenPortKiller --onefile --windowed --icon=NONE main.py
+
+echo.
+echo Build complete. Executable is located in the 'dist' folder.
+pause