Basic resources added

- intro
- naming conventions
- access modifiers

src/content/resources/language/c-sharp/intro.md

@@ -0,0 +1,27 @@
+---
+authors:
+  - "Stone_Red#2890"
+created_at: 2021/08/07
+title: C#
+---
+
+###### Documentation
+
+- [C# docs](https://docs.microsoft.com/en-us/dotnet/csharp/)
+
+###### Tutorials
+
+- [Introduction to C#](https://docs.microsoft.com/en-us/dotnet/csharp/tutorials/intro-to-csharp/)
+- [C# Fundamentals Development for Absolute Beginners:](https://channel9.msdn.com/Series/CSharp-Fundamentals-for-Absolute-Beginners)
+- [AngelSix's C# Beginner's course](https://www.youtube.com/watch?v=STw363BHviY&list=PLrW43fNmjaQXhWOKalftye87ObZA-xNIJ)
+
+###### Books
+
+- [Fundamentals of Computer Programming with C#](https://introprogramming.info/english-intro-csharp-book/)
+
+###### Others
+
+- [D#+](https://github.com/DSharpPlus/DSharpPlus/)
+- [D#+ Documentation](https://dsharpplus.github.io/)
+- [Discord.NET](https://github.com/RogueException/Discord.Net)
+- [Discord.NET Documentation](https://docs.stillu.cc/)