Add net8.0 test targets

Author: bording

.github/workflows/ci.yml

@@ -39,7 +39,7 @@ jobs:
       matrix:
         arch: [ amd64 ]
         os: [ windows-2019, macos-11 ]
-        tfm: [ net472, net6.0, net7.0 ]
+        tfm: [ net472, net6.0, net7.0, net8.0 ]
         exclude:
           - os: macos-11
             tfm: net472
@@ -66,17 +66,23 @@ jobs:
         arch: [ amd64 ]
         # arch: [ amd64, arm64 ]
         distro: [ alpine.3.13, alpine.3.14, alpine.3.15, alpine.3.16, alpine.3.17, centos.stream.8, debian.10, debian.11, fedora.36, ubuntu.18.04, ubuntu.20.04, ubuntu.22.04 ]
-        sdk:  [ '6.0', '7.0' ]
+        sdk:  [ '6.0', '7.0' , '8.0' ]
         exclude:
           - distro: alpine.3.13
             sdk: '7.0'
           - distro: alpine.3.14
             sdk: '7.0'
+          - distro: alpine.3.13
+            sdk: '8.0'
+          - distro: alpine.3.14
+            sdk: '8.0'
         include:
           - sdk: '6.0'
             tfm: net6.0
           - sdk: '7.0'
             tfm: net7.0
+          - sdk: '8.0'
+            tfm: net8.0
       fail-fast: false
     steps:
       - name: Checkout

LibGit2Sharp.Tests/LibGit2Sharp.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks Condition="'$(TargetFrameworks)'==''">net472;net6.0;net7.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(TargetFrameworks)'==''">net472;net6.0;net7.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <ItemGroup>