feat: remove nuke and create a new workflow

[loekensgard]

Remove Nuke and Implement a new GitHub Actions

Changes

1. Removed Nuke Build System

   • Removed Nuke-based build configuration
   • Cleaned up related build dependencies and artifacts
   • Removed build directory and associated Nuke project

2. Added New GitHub Actions Workflow

   • Created new build-and-release.yaml workflow for CI/CD
   • Implemented a GitHub Action with dotnet commands

Purpose

This change modernizes our build pipeline by:

• Simplifying the build process by removing the Nuke build system
• Utilizing native GitHub Actions for better integration and maintainability