1. Enter Microsoft official website(https://dotnet.microsoft.com/zh-cn/download/dotnet/8.0) to download the latest ARM64 version of the .net environment and .netSDK.
2. After the download is complete, copy the zip package to DEBIX.
3. Create a donet folder, extract the zip package into the directory.
4. Type the command to set environment variables.
echo "export PATH=$PATH:~/dotnet" >> ~/.bashrc
source ~/.bashrc
5. Run dotnet -version to check the .net version.
6. Write a sample: HelloWorld.csproj and Program.cs.
vi HelloWorld.csproj
vi Program.cs
