Merge pull request #3 from Crequency/docs=main

[Pull Request] README modification.

Author: Dynesshely

README.md

@@ -1 +1,17 @@
-# BasicHelper
+# About
+
+Common.BasicHelper is a collection of helper functions for dotnet platform (C# mainly).
+
+You can easily use it in your project through NuGet.
+
+Via dotnet cli
+
+```shell
+dotnet add package Common.BasicHelper
+```
+
+# Usage
+
+building ...
+
+