deprecate aries and indy (#427)

Signed-off-by: Kevin <kevin.dinh@lissi.id>

Author: Dindexx

Directory.Build.props

@@ -21,7 +21,7 @@
         <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
     </PropertyGroup>
     <PropertyGroup>
-        <TargetFramework>netstandard2.1</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
     </PropertyGroup>
     <!--Versions of packages used across the repository-->
     <PropertyGroup Label="Package Versions">
@@ -41,8 +41,6 @@
         <FluentValidationAspNetCoreVersion>9.2.0</FluentValidationAspNetCoreVersion>
         <FluentValidationVersion>9.2.0</FluentValidationVersion>
         <FlurlVersion>2.8.2</FlurlVersion>
-        <WalletFrameworkIndySdkVersion>2.0.1</WalletFrameworkIndySdkVersion>
-        <HyperledgerIndyVdrVersion>0.4.2-alpha</HyperledgerIndyVdrVersion>
         <MediatrExtensionsMicrosoftDependencyInjectionVersion>8.0.1</MediatrExtensionsMicrosoftDependencyInjectionVersion>
         <MediatrVersion>8.0.2</MediatrVersion>
         <MicroElementsSwashbuckleFluentValidationVersion>4.0.0</MicroElementsSwashbuckleFluentValidationVersion>

Directory.Build.targets

@@ -0,0 +1,11 @@
+<Project>
+  <Target Name="WarnOnLegacyReferences" BeforeTargets="Build">
+    <ItemGroup>
+      <_LegacyRefs Include="@(ProjectReference)"
+                   Condition="$([System.Text.RegularExpressions.Regex]::IsMatch('%(ProjectReference.Identity)', '(?i)[/\\\\]legacy[/\\\\]'))" />
+    </ItemGroup>
+    <Warning Condition="'@(_LegacyRefs)' != ''"
+             Text="Project '$(MSBuildProjectName)' references legacy projects: @(_LegacyRefs). These are deprecated." />
+  </Target>
+</Project>
+

MAINTAINERS.md

@@ -7,4 +7,3 @@
 | Christopher Hempel | [@CHempel-esatus](https://github.com/CHempel-esatus) | CHempel_esatus#6640 |
 | Kevin Dinh         | [@Dindexx](https://github.com/Dindexx)               |                     |
 | Johannes Türk      | [@JoTiTu](https://github.com/JoTiTu)                |                     |
-| Ken Kosmowski      | [@kenkosmowski](https://github.com/kenkosmowski)                |                     |