Use .NET 10, keep only Ubuntu build

Author: seclerp

.github/workflows/build.yml

@@ -10,9 +10,8 @@ jobs:
   build:
     runs-on: ubuntu-latest
     strategy:
-      fail-fast: false
       matrix:
-        os: [ windows-latest, macos-latest, ubuntu-latest ]
+        os: [ ubuntu-latest ]
     steps:
       - name: 📝 Fetch Sources
         uses: actions/checkout@v5
@@ -32,7 +31,7 @@ jobs:
       - name: 🛠 Setup .NET SDK
         uses: actions/setup-dotnet@v5
         with:
-          dotnet-version: 9.0.300
+          dotnet-version: 10.0.101
 
       - name: 🔧 Prepare build devenv
         uses: gradle/gradle-build-action@v2