优化(项目配置): 更新版本号并改进代码生成逻辑

更新项目版本号至1.0.1，取消对Show方法的注释以启用调用，完善NuGet包描述信息，重构代码生成器初始化逻辑以简化源文件处理

Author: RRQM

Directory.Build.props

@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
-		<Version>1.0.0</Version>
+		<Version>1.0.1</Version>
 		<CheckForOverflowUnderflow>false</CheckForOverflowUnderflow>
 		<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
 		<LangVersion>preview</LangVersion>

demo/CodeRegionExamplesConsoleApp/Program.cs

@@ -20,6 +20,6 @@ internal partial class ExampleProgram
 {
     static void Main(string[] args)
     {
-        //Show();
+        Show();
     }
 }

src/CodeInject/CodeInject.csproj

@@ -11,6 +11,7 @@
 	  <PackageIcon>logo.png</PackageIcon>
 	  <PackageReadmeFile>README.md</PackageReadmeFile>
 	  <PackageLicenseFile>LICENSE.txt</PackageLicenseFile>
+	  <Description>A source generator for code injection that allows injecting code into methods, properties, and other code regions at compile time.</Description>
   </PropertyGroup>
 
   <ItemGroup>

src/CodeInjectSourceGenerator/CodeInjectIncrementalSourceGenerator.cs

@@ -29,15 +29,8 @@ public class CodeInjectIncrementalSourceGenerator : IIncrementalGenerator
 {
     public void Initialize(IncrementalGeneratorInitializationContext context)
     {
-        // 获取项目中的源文件
-        var sourceFiles = context.SyntaxProvider
-            .CreateSyntaxProvider(
-                predicate: static (s, _) => s is CompilationUnitSyntax,
-                transform: static (ctx, _) => ctx)
-            .Where(static ctx => ctx.Node is CompilationUnitSyntax);
-
         // 添加 attribute 源码到消费项目
-        context.RegisterSourceOutput(sourceFiles.Collect(), (ctx, sources) =>
+        context.RegisterPostInitializationOutput((ctx) =>
         {
             var attributeSource = GetAttributeSourceFromEmbeddedResource();
             if (!string.IsNullOrEmpty(attributeSource))