Micro Optimization Samples

1. List.TrimExess() Benchmark
2. for vs foreach vs ForEach() Benchmark
3. Reflection/Class vs NonReflection/Struct Benchmark
4. Normal flow vs Throw Exception Benchmark
5. string Replace vs ToCharArray vs Span
6. Ctor Instantiate vs Lazy Instantiaten
7. Prometheus-net metrics benchmark
8. PropertyGetter benchmark