Generate and validate bulk QR codes with Google Sheets and Google Drive

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This workflow allows you to generate QR codes (Barcodes) in bulk from a Google Sheets file and store the generated QR images automatically in Google Drive. Each QR code contains a unique identifier (in this template, an email address) and is connected to a validation webhook. When a QR code is scanned, the webhook checks whether the ID exists and verifies its status. The system updates the spreadsheet to reflect whether the QR code has been generated and whether it has already been used. This