Storeinvoice Print PDF Invoices and Packing Slips

1.0.0

• Initial release.
• Added PDF invoice generation for WooCommerce orders.
• Added PDF packing slip generation.
• Added invoice and packing slip editor panels with live preview.
• Added setup wizard for first-time configuration.
• Added invoice and packing slip numbering controls, PDF filename formatting, and invoice date settings.
• Added WooCommerce admin actions, order meta box actions, and bulk invoice ZIP download.
• Added WooCommerce email attachment support, email invoice buttons, and frontend customer invoice access.