Add QRValidation project to repository

- Added QRValidation vision control system
- Includes CapCleaningControl UI components
- WebSocket-based barcode validation system
- Support for Crevis PLC integration
- Test projects for PLC emulator, motion, IO panel, and Modbus

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

QRValidation/Project/packages.config

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net47" />
+</packages>