.NET 8 compatibility (#22461)

.github/workflows/build-docfx.yml

@@ -21,7 +21,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v3.2.0
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
 
     - name: Install dependencies
       run: dotnet restore

.github/workflows/build-map-renderer.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v3.2.0
         with:
-          dotnet-version: 7.0.x
+          dotnet-version: 8.0.x
 
       - name: Install dependencies
         run: dotnet restore

.github/workflows/build-test-debug.yml

@@ -36,7 +36,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v3.2.0
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
 
     - name: Install dependencies
       run: dotnet restore

.github/workflows/publish.yml

@@ -22,7 +22,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v3.2.0
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
 
     - name: Get Engine Tag
       run: |

.github/workflows/test-packaging.yml

@@ -51,7 +51,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v3.2.0
         with:
-          dotnet-version: 7.0.x
+          dotnet-version: 8.0.x
 
       - name: Install dependencies
         run: dotnet restore

.github/workflows/yaml-linter.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v3.2.0
         with:
-          dotnet-version: 7.0.x
+          dotnet-version: 8.0.x
       - name: Install dependencies
         run: dotnet restore
       - name: Build

Content.Benchmarks/Content.Benchmarks.csproj

@@ -8,7 +8,7 @@
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
     <OutputType>Exe</OutputType>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <LangVersion>11</LangVersion>
+    <LangVersion>12</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="BenchmarkDotNet" Version="0.13.1" />

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "7.0.114",
+    "version": "8.0.100",
     "rollForward": "latestFeature"
   }
 }