chore(deps): Add NuGet Central Package Management (#19)

Introduce Directory.Packages.props to centrally manage all package
versions, removing Version attributes from individual csproj files.
This ensures consistent dependency versions across all projects.

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

Author: ncipollina

Directory.Build.props

@@ -1,6 +1,6 @@
 <Project>
     <PropertyGroup>
-        <VersionPrefix>1.0.1</VersionPrefix>
+        <VersionPrefix>1.0.2</VersionPrefix>
         <!-- SPDX license identifier for MIT -->
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
 
@@ -20,7 +20,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0">
+        <PackageReference Include="Microsoft.SourceLink.GitHub">
             <PrivateAssets>all</PrivateAssets>
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>

Directory.Packages.props

@@ -0,0 +1,24 @@
+<Project>
+  <PropertyGroup>
+    <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+  </PropertyGroup>
+  <ItemGroup Label="AWS">
+    <PackageVersion Include="Amazon.Lambda.AspNetCoreServer" Version="9.2.1" />
+  </ItemGroup>
+  <ItemGroup Label="LayeredCraft">
+    <PackageVersion Include="LayeredCraft.StructuredLogging" Version="1.1.7.18" />
+  </ItemGroup>
+  <ItemGroup Label="Microsoft">
+    <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.103" />
+  </ItemGroup>
+  <ItemGroup Label="Testing">
+    <PackageVersion Include="AutoFixture.AutoNSubstitute" Version="4.18.1" />
+    <PackageVersion Include="AutoFixture.Xunit3" Version="4.19.0" />
+    <PackageVersion Include="AwesomeAssertions" Version="9.3.0" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
+    <PackageVersion Include="Microsoft.Testing.Extensions.CodeCoverage" Version="18.4.1" />
+    <PackageVersion Include="NSubstitute" Version="5.3.0" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />
+    <PackageVersion Include="xunit.v3.mtp-v2" Version="3.2.2" />
+  </ItemGroup>
+</Project>

LayeredCraft.Lambda.AspNetCore.HostingExtensions.slnx

@@ -30,6 +30,7 @@
   </Folder>
   <Folder Name="/Solution Items/">
     <File Path="Directory.Build.props" />
+    <File Path="Directory.Packages.props" />
     <File Path="LICENSE" />
     <File Path="README.md" />
   </Folder>

src/LayeredCraft.Lambda.AspNetCore.HostingExtensions/LayeredCraft.Lambda.AspNetCore.HostingExtensions.csproj

@@ -16,8 +16,8 @@
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="Amazon.Lambda.AspNetCoreServer" Version="9.2.0" />
-      <PackageReference Include="LayeredCraft.StructuredLogging" Version="1.1.3.11" />
+      <PackageReference Include="Amazon.Lambda.AspNetCoreServer" />
+      <PackageReference Include="LayeredCraft.StructuredLogging" />
     </ItemGroup>
     <ItemGroup>
         <None Include="..\..\docs\assets\icon.png" Pack="true" PackagePath="" Visible="False" />

test/LayeredCraft.Lambda.AspNetCore.HostingExtensions.Tests/LayeredCraft.Lambda.AspNetCore.HostingExtensions.Tests.csproj

@@ -24,14 +24,14 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="AutoFixture.AutoNSubstitute" Version="4.18.1" />
-        <PackageReference Include="AutoFixture.Xunit3" Version="4.19.0" />
-        <PackageReference Include="AwesomeAssertions" Version="9.3.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-        <PackageReference Include="Microsoft.Testing.Extensions.CodeCoverage" Version="18.0.6" />
-        <PackageReference Include="NSubstitute" Version="5.3.0" />
-        <PackageReference Include="xunit.v3" Version="3.2.0" />
-        <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
+        <PackageReference Include="AutoFixture.AutoNSubstitute" />
+        <PackageReference Include="AutoFixture.Xunit3" />
+        <PackageReference Include="AwesomeAssertions" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" />
+        <PackageReference Include="Microsoft.Testing.Extensions.CodeCoverage" />
+        <PackageReference Include="NSubstitute" />
+        <PackageReference Include="xunit.v3.mtp-v2" />
+        <PackageReference Include="xunit.runner.visualstudio">
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>