Add template selection and multiple copy printing features

- Implemented template selection: type 0=OK (green), type 1=NOK (red)
- Added multiple copy printing (1-100 copies)
- Extended file format to 5 fields: ARTICLE;NR_ART;SERIAL;TYPE;COUNT
- Created OK/NOK SVG templates with visual distinction
- Fixed PDF landscape orientation issues
- Updated SumatraPDF to use noscale for exact dimensions
- Auto-generate conf folder with default templates on first run
- Made pystray optional for system tray functionality
- Updated build scripts for Python 3.13 compatibility (Kivy 2.3+, PyInstaller 6.18)
- Added comprehensive build documentation
- Improved printer configuration guidance

build_exe.py

@@ -46,6 +46,12 @@ args = [
     '--hidden-import=reportlab',
     '--hidden-import=print_label',
     '--hidden-import=print_label_pdf',
+    '--hidden-import=svglib',
+    '--hidden-import=cairosvg',
+    '--hidden-import=watchdog',
+    '--hidden-import=watchdog.observers',
+    '--hidden-import=watchdog.events',
+    '--hidden-import=pystray',
 ]
 
 if __name__ == '__main__':