重构(project): 重构项目结构和代码示例

重构项目目录结构，新增 /demo 和 /src 文件夹以优化组织方式。删除旧的解决方案文件和代码示例，新增 CodeRegionExamplesConsoleApp 和 CodeRegionTemplateConsoleApp 项目，分别展示代码注入功能和模板代码。新增统一构建配置文件 Directory.Build.props，集中管理版本信息和生成配置。

Author: RRQM

CodeRegion.slnx

@@ -0,0 +1,13 @@
+<Solution>
+  <Folder Name="/.Solution/">
+    <File Path="Directory.Build.props" />
+  </Folder>
+  <Folder Name="/demo/">
+    <Project Path="demo/CodeRegionExamplesConsoleApp/CodeRegionExamplesConsoleApp.csproj" />
+    <Project Path="demo/CodeRegionTemplateConsoleApp/CodeRegionTemplateConsoleApp.csproj" />
+  </Folder>
+  <Folder Name="/src/">
+    <Project Path="src/CodeInject/CodeInject.csproj" />
+    <Project Path="src/CodeInjectSourceGenerator/CodeInjectSourceGenerator.csproj" />
+  </Folder>
+</Solution>

src/Directory.Build.props Directory.Build.propssrc/Directory.Build.props renamed to Directory.Build.props

@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+	<PropertyGroup>
+		<OutputType>Exe</OutputType>
+		<TargetFramework>net8.0</TargetFramework>
+		<ImplicitUsings>enable</ImplicitUsings>
+		<Nullable>enable</Nullable>
+	</PropertyGroup>
+
+
+	<ItemGroup>
+		<AdditionalFiles Include="../CodeRegionTemplateConsoleApp/Program.cs" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<ProjectReference Include="..\..\src\CodeInjectSourceGenerator\CodeInjectSourceGenerator.csproj"  PrivateAssets="all" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
+	</ItemGroup>
+</Project>

PROJECT_OVERVIEW.md

@@ -10,7 +10,8 @@
 // 感谢您的下载和使用
 // ------------------------------------------------------------------------------
 
-using CodeRegionSourceGenerator;
+
+using CodeInject;
 
 namespace CodeRegionExamplesConsoleApp;
 
@@ -19,6 +20,6 @@ internal partial class ExampleProgram
 {
     static void Main(string[] args)
     {
-        Show();
+        //Show();
     }
 }