Customize Odoo Community Invoice PDF Template (Saudi Arabia, ZATCA-compliant)

We are a small logistics company in Riyadh, Saudi Arabia, using Odoo 19 Community for invoicing. We need our customer tax invoice PDF template customized. Scope: - Redesign the invoice PDF layout to match a sample we will share (logo, header, columns, footer with bank details) - Bilingual layout (Arabic / English) with correct RTL - Keep all ZATCA tax invoice fields: seller name, VAT number, QR code, VAT amount, totals Requirements: - Delivered as a small custom module (QWeb report inheritance) compatible with Odoo 19 Community, no edits to core files - Tested on a staging database before going live - Source code handed over to us This is a small, fixed-price task. In your proposal, please share an example of an Odoo invoice template you customized for a Saudi company, and confirm your experience with Odoo 19.