build(dotnet): added minimal c# CI #241

Job	Run time
check-inputs	1s
Nix / Build NixOS Machines	1m 2s
C# / Check Formatting	16s
C# / Build Binaries (ubuntu-24.04)	7s
C# / Run Tests (ubuntu-24.04)	8s
C# / Build Binaries (windows-2022)	1m 20s
C# / Run Tests (windows-2022)	48s
C# / Build Binaries (macos-14)	7s
Rust / Build Binaries (macos-14, aarch64-apple-darwin, rust-macos)	4m 56s
C# / Run Tests (macos-14)	6s
Nix / Check Nix Formatting	1m 14s
Rust / Build Binaries (ubuntu-24.04, x86_64-unknown-linux-musl, rust-linux)	9m 5s
Rust / Licensing and Advisories	45s
Rust / Check Formatting	22s
Rust / Lints	32s
Rust / Run Tests (ubuntu-24.04)	52s
Rust / Run Tests (windows-2022)	3m 27s
Rust / Run Tests (macos-14)	1m 19s
Rust / Merge Artifacts	11s
Container / Build Container	14s
Deploy	0s
	26m 52s

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