Nestjs Reportes Genera Pdfs Desde Node Full — -mega-
res.setHeader('Content-Type', 'application/pdf'); res.setHeader('Content-Disposition', 'attachment; filename=large-report.pdf');
(in main.ts or before use):
FROM ghcr.io/puppeteer/puppeteer:20.0.0 WORKDIR /app COPY package*.json ./ RUN npm ci COPY . . NestJs Reportes Genera PDFs desde Node Full -Mega-
<!DOCTYPE html> <html> <head> <style> body font-family: 'Helvetica', sans-serif; .header background: #2c3e50; color: white; padding: 20px; .invoice-title font-size: 28px; table width: 100%; border-collapse: collapse; margin: 20px 0; th, td border: 1px solid #ddd; padding: 10px; text-align: left; th background: #f2f2f2; .total font-size: 20px; font-weight: bold; text-align: right; </style> </head> <body> <div class="header"> <div class="invoice-title">INVOICE #invoiceNumber</div> <div>Date: date</div> </div> <h3>Bill To:</h3> <p>customer.name<br>customer.address</p>
static release(browser: Browser) this.instances.push(browser); body font-family: 'Helvetica'
// Option 1: Download as file @Post('invoice') async generateInvoice(@Body() data: any, @Res() res: Response) const pdfBuffer = await this.pdfService.generateReport('invoice', data);
stream.pipe(res);
✅ Reuse browser instance across requests ✅ Stream large PDFs instead of buffering ✅ Set proper timeouts for slow renders ✅ Use Docker with pre-installed Chrome