.NET use case on Cobalt 100

[pareenaverma]

[pareenaverma]

Migrate a real-world .NET application (nopCommerce) from x86 to Arm, from baseline testing through dependency detection, platform-specific code replacement, multi-arch containerization, and deployment on Cobalt -- verifying performance uplift at each stage, with optional MCP server use throughout.

[pareenaverma]

The PR with the nopCommerce LP is out for review with Microsoft.