Net core 3.1 vs net 6

- .net core 3.1 vs .net 6
- .net core 3.1 vs .net 6 performance
- .net core 3.1 vs .net 6.0
- .net core 3.1 .net 6
- Net core 3.1 to net 6 breaking changes
- .net core 3.1 to .net 6 migration
- .net core 3.1 to .net 6 upgrade
- Asp.net core 3.1 vs .net 6
- .net core 3.1 to .net 6 migration steps
- .net 5 vs .net 6
- .net 6 to .net 7