init dotnet project package-learn

.gitignore

@@ -1,2 +1,6 @@
 # windows executable file
 *.exe
+
+# dotnet project objects
+obj/
+bin/

dotnet/1. packages/1. packages.csproj

@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <RootNamespace>_1._packages</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

dotnet/1. packages/1. packages.sln

@@ -0,0 +1,24 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "1. packages", "1. packages.csproj", "{511244C6-415A-26D0-4C18-A05C5FEAAE59}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{511244C6-415A-26D0-4C18-A05C5FEAAE59}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{511244C6-415A-26D0-4C18-A05C5FEAAE59}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{511244C6-415A-26D0-4C18-A05C5FEAAE59}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{511244C6-415A-26D0-4C18-A05C5FEAAE59}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {1786FD15-8566-434A-B316-02C727E84C36}
+	EndGlobalSection
+EndGlobal

dotnet/1. packages/Program.cs

@@ -0,0 +1,2 @@
+// See https://aka.ms/new-console-template for more information
+Console.WriteLine("Hello, World!");