CI and readme

Author: PawelGerr

.github/workflows/codeql-analysis.yml

@@ -25,10 +25,13 @@ jobs:
 
     steps:
 
-      - name: install .NET 7 SDK
+      - name: install .NET Core 7/8 SDKs
         uses: actions/setup-dotnet@v2
         with:
-          dotnet-version: 7.0.x
+          include-prerelease: true
+          dotnet-version: |
+            7.0.x
+            8.0.x
 
       - name: checkout repository
         uses: actions/checkout@v3

README.md

@@ -35,6 +35,9 @@ Value objects:
   * C# 9 (or higher) for generated code
   * SDK 6.0.300 (or higher) for building projects
 
+# Migrations
+* [Migration from v6 to v7](https://github.com/PawelGerr/Thinktecture.Runtime.Extensions/wiki/Migration-from-v6-to-v7)
+
 # Smart Enums
 
 Install: `Install-Package Thinktecture.Runtime.Extensions`