Add Windows build scripts and documentation for single-file executable

build_windows.ps1

@@ -0,0 +1,98 @@
+# Label Printer - Windows Build Script (Single File EXE)
+# This script builds a standalone LabelPrinter.exe on Windows
+# Requirements: Python 3.10+ installed and in PATH
+
+Write-Host ""
+Write-Host "========================================================"
+Write-Host "  Label Printer - Windows Build Script"
+Write-Host "  Creates: LabelPrinter.exe (Single File)"
+Write-Host "========================================================"
+Write-Host ""
+
+# Check if Python is installed
+try {
+    $pythonVersion = python --version 2>&1
+    if ($LASTEXITCODE -ne 0) {
+        throw "Python not found"
+    }
+} catch {
+    Write-Host "ERROR: Python is not installed or not in PATH" -ForegroundColor Red
+    Write-Host "Please install Python 3.10+ from https://www.python.org/"
+    Write-Host "Make sure to check 'Add Python to PATH' during installation"
+    Read-Host "Press Enter to exit"
+    exit 1
+}
+
+Write-Host "[1/5] Checking Python installation..." -ForegroundColor Cyan
+Write-Host $pythonVersion
+Write-Host ""
+
+Write-Host "[2/5] Upgrading pip, setuptools, and wheel..." -ForegroundColor Cyan
+python -m pip install --upgrade pip setuptools wheel
+if ($LASTEXITCODE -ne 0) {
+    Write-Host "ERROR: Failed to upgrade pip" -ForegroundColor Red
+    Read-Host "Press Enter to exit"
+    exit 1
+}
+Write-Host ""
+
+Write-Host "[3/5] Installing dependencies..." -ForegroundColor Cyan
+Write-Host "Installing: python-barcode, pillow, reportlab, kivy, pyinstaller..."
+pip install python-barcode pillow reportlab kivy==2.2.1 pyinstaller==6.1.0
+if ($LASTEXITCODE -ne 0) {
+    Write-Host "ERROR: Failed to install dependencies" -ForegroundColor Red
+    Read-Host "Press Enter to exit"
+    exit 1
+}
+Write-Host ""
+
+Write-Host "[4/5] Cleaning old build artifacts..." -ForegroundColor Cyan
+if (Test-Path "dist") { Remove-Item -Recurse -Force "dist" }
+if (Test-Path "build") { Remove-Item -Recurse -Force "build" }
+Remove-Item -Force "*.spec" -ErrorAction SilentlyContinue
+Write-Host ""
+
+Write-Host "[5/5] Building executable with PyInstaller..." -ForegroundColor Cyan
+Write-Host "This may take 5-15 minutes, please wait..."
+Write-Host ""
+
+$pyinstallerArgs = @(
+    "label_printer_gui.py",
+    "--onefile",
+    "--windowed",
+    "--name=LabelPrinter",
+    "--distpath=./dist",
+    "--workpath=./build",
+    "--hidden-import=kivy",
+    "--hidden-import=PIL",
+    "--hidden-import=barcode",
+    "--hidden-import=reportlab",
+    "--hidden-import=print_label",
+    "--hidden-import=print_label_pdf",
+    "-y"
+)
+
+pyinstaller @pyinstallerArgs
+if ($LASTEXITCODE -ne 0) {
+    Write-Host ""
+    Write-Host "ERROR: Build failed!" -ForegroundColor Red
+    Write-Host "Please check the error messages above." -ForegroundColor Red
+    Read-Host "Press Enter to exit"
+    exit 1
+}
+
+Write-Host ""
+Write-Host "========================================================"
+Write-Host "  BUILD SUCCESSFUL!" -ForegroundColor Green
+Write-Host "========================================================"
+Write-Host ""
+Write-Host "Executable Location: dist\LabelPrinter.exe" -ForegroundColor Green
+Write-Host ""
+Write-Host "Next steps:"
+Write-Host "  1. Navigate to the dist folder"
+Write-Host "  2. Double-click LabelPrinter.exe to run"
+Write-Host "  3. You can copy LabelPrinter.exe to other machines"
+Write-Host ""
+Write-Host "Note: First run may take a moment as Kivy initializes"
+Write-Host ""
+Read-Host "Press Enter to exit"