Старт проекта

Создан новый консольный проект,
добавлен файл .gitignore

.gitignore

+bin/
+obj/
+/packages/
+riderModule.iml
+/_ReSharper.Caches/
+.idea
\ No newline at end of file

ConsoleApp3.csproj

+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>net5.0</TargetFramework>
+    </PropertyGroup>
+
+</Project>

ConsoleApp3.sln

+
+Microsoft Visual Studio Solution File, Format Version 12.00
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConsoleApp3", "ConsoleApp3.csproj", "{E3224BBC-0CE6-42B2-9DBC-87BB2A80D954}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{E3224BBC-0CE6-42B2-9DBC-87BB2A80D954}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E3224BBC-0CE6-42B2-9DBC-87BB2A80D954}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E3224BBC-0CE6-42B2-9DBC-87BB2A80D954}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E3224BBC-0CE6-42B2-9DBC-87BB2A80D954}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal

Program.cs

+using System;
+
+namespace ConsoleApp3
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.WriteLine("Hello World!");
+        }
+    }
+}
\ No newline at end of file