feat(Production): Complete production deployment infrastructure

- Add comprehensive health check system with multiple endpoints
- Add Prometheus metrics endpoint
- Add production logging configurations (5 strategies)
- Add complete deployment documentation suite:
  * QUICKSTART.md - 30-minute deployment guide
  * DEPLOYMENT_CHECKLIST.md - Printable verification checklist
  * DEPLOYMENT_WORKFLOW.md - Complete deployment lifecycle
  * PRODUCTION_DEPLOYMENT.md - Comprehensive technical reference
  * production-logging.md - Logging configuration guide
  * ANSIBLE_DEPLOYMENT.md - Infrastructure as Code automation
  * README.md - Navigation hub
  * DEPLOYMENT_SUMMARY.md - Executive summary
- Add deployment scripts and automation
- Add DEPLOYMENT_PLAN.md - Concrete plan for immediate deployment
- Update README with production-ready features

All production infrastructure is now complete and ready for deployment.

tests/debug/check-python-image.php

@@ -0,0 +1,34 @@
+<?php
+
+$img = imagecreatefrompng('/var/www/html/public/qrcode-python-large.png');
+
+$width = imagesx($img);
+$height = imagesy($img);
+
+echo "Image dimensions: {$width}x{$height}\n\n";
+
+// Check a few known positions
+$scale = 20;
+$qz = 4;
+
+// Top-left corner of finder pattern (should be black)
+$x = ($qz + 0) * $scale + 10;
+$y = ($qz + 0) * $scale + 10;
+$rgb = imagecolorat($img, $x, $y);
+$r = ($rgb >> 16) & 0xFF;
+echo "Position [0,0] (finder corner): RGB=$r, " . ($r < 128 ? "Black" : "White") . "\n";
+
+// Format info position [8,0] 
+$x = ($qz + 0) * $scale + 10;
+$y = ($qz + 8) * $scale + 10;
+$rgb = imagecolorat($img, $x, $y);
+$r = ($rgb >> 16) & 0xFF;
+echo "Position [8,0] (format): RGB=$r, " . ($r < 128 ? "Black" : "White") . "\n";
+
+// Try center of module instead
+$x = ($qz + 0) * $scale + $scale/2;
+$y = ($qz + 8) * $scale + $scale/2;
+$rgb = imagecolorat($img, (int)$x, (int)$y);
+$r = ($rgb >> 16) & 0xFF;
+echo "Position [8,0] (center): RGB=$r, " . ($r < 128 ? "Black" : "White") . "\n";
+