Setup repository

[mpostol]

All related work to prepare the repository for further development.

Follow community recommended standards

Scope:

• .gitignore
• README.md
• Repository description
• social preview
• License
• Code of conduct
• Contributing or use default one
• sponsor button
• add nugets
• add common resources and t4 definitions
• fix compiler errors
• fix Unit tests
• README.md
• Wiki or GitHub pages
• Repozitory webside
• Add API Browser in folder docs/help
• Info in the master project if applicable