feat: add net462 target

[phnx47]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (fd597f2) to head (dc0c673).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #106   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            2         2           
  Lines          131       131           
  Branches         8         8           
=========================================
  Hits           131       131           

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[github-actions]

BenchmarkDotNet v0.14.0, Ubuntu 24.04.1 LTS (Noble Numbat)
AMD EPYC 7763, 1 CPU, 4 logical and 2 physical cores
.NET SDK 8.0.110
  [Host]     : .NET 8.0.10 (8.0.1024.46610), X64 RyuJIT AVX2
  DefaultJob : .NET 8.0.10 (8.0.1024.46610), X64 RyuJIT AVX2

Method	Mean	Error	StdDev	Median	Gen0	Allocated
MD5_Model_To_Hex	1.444 μs	0.0086 μs	0.0072 μs	1.442 μs	0.0801	1.34 KB
SHA1_Model_To_Hex	1.782 μs	0.0087 μs	0.0082 μs	1.783 μs	0.0896	1.49 KB
SHA256_Model_To_Hex	2.108 μs	0.0134 μs	0.0119 μs	2.105 μs	0.1144	1.93 KB
SHA512_Model_To_Hex	3.154 μs	0.0301 μs	0.0282 μs	3.155 μs	0.1907	3.12 KB