Merge pull request #4 from ehonda/fix/assembly-version

Fix assembly name: `EHonda.Optional.Core` instead of just `Core`

Author: ehonda

src/Directory.Build.props

@@ -4,14 +4,15 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <RootNamespace>EHonda.Optional.$(MSBuildProjectName)</RootNamespace>
+    <AssemblyName>$(RootNamespace)</AssemblyName>
     <PackageId>$(RootNamespace)</PackageId>
     <Authors>Dennis Renz</Authors>
     <Copyright>Copyright (c) Dennis Renz 2025</Copyright>
     <PackageProjectUrl>https://github.com/ehonda/Optional</PackageProjectUrl>
     <PackageReadmeFile>README.md</PackageReadmeFile>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageTags>optional option maybe</PackageTags>
-    <Version>1.0.0</Version> <!-- Common version for all packages in src -->
+    <Version>2.0.0</Version> <!-- Common version for all packages in src -->
     <PackageReleaseNotes>See package release notes on GitHub: https://github.com/ehonda/Optional/releases/tag/$(PackageId)-v$(Version)</PackageReleaseNotes>
     <DefineConstants>JETBRAINS_ANNOTATIONS</DefineConstants>