Plan implementation of IProtectedUserStore

Co-authored-by: BenjaminMichaelis <[email protected]>

Author: Copilot

EssentialCSharp.Web.Tests/EssentialCSharp.Web.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
     <IsPublishable>false</IsPublishable>

EssentialCSharp.Web/EssentialCSharp.Web.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
     <PlaceholderChapterOneHtmlFile Include="$(ProjectDir)/Placeholders/Chapters/01/Pages/*.html" />

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "9.0.101",
+    "version": "8.0.117",
     "rollForward": "latestMinor"
   }
 }