Migrate solution to slnx format

.github/actions/run-tests/action.yml

@@ -2,13 +2,21 @@ name: 'Run NRedisStack tests'
 description: 'Runs NRedisStack tests against different Redis versions and configurations'
 inputs:
   dotnet-version:
-    description: 'SDK version'
+    description: 'Target .NET version to build and run the tests against, i.e. "8.0" for net8.0'
     default: '10.0'
     required: false
   dotnet-quality:
     description: 'SDK quality'
     default: 'ga'
     required: false
+  build-sdk-version:
+    description: >
+      SDK version used to drive restore/build/pack, independent of the target
+      version above. Solution discovery of the .slnx needs an SDK >= 9.0.200,
+      so this must stay ahead of the oldest targeted version. Bump this when
+      the matrix starts targeting something newer than the SDK can build.
+    default: '10.0'
+    required: false
   redis-version:
     description: 'Redis version to test against (MAJOR.MINOR format, e.g., "7.4", "8.0")'
     required: false
@@ -51,10 +59,13 @@ runs:
         repository: ${{ inputs.repository }}
         ref: ${{ inputs.ref }}
 
+    # We always build with build-sdk-version, but the target version is installed
+    # too so its runtime is present for `dotnet test -f <target>`.
     - name: Install .NET Core
       uses: actions/setup-dotnet@v5
       with:
         dotnet-version: |
+          ${{inputs.build-sdk-version}}
           ${{inputs.dotnet-version}}
         dotnet-quality: '${{inputs.dotnet-quality}}'
 
@@ -99,15 +110,16 @@ runs:
         echo "::endgroup::"
       shell: bash
 
-    # Make sure only the desired dotnet version is set both as target and as active SDK.
+    # Narrow every project to the single target framework under test, and pin the
+    # active SDK to the build SDK (not the target version - the two are decoupled).
     - name: Tweak target frameworks
       env:
-        INPUT_DOTNET_VERSION: ${{ inputs.dotnet-version }}
+        INPUT_BUILD_SDK_VERSION: ${{ inputs.build-sdk-version }}
       shell: bash
       run: |
         find . -name '*.csproj' | xargs -I {} sed -E -i "s|<TargetFrameworks(.*)>.*</TargetFrameworks>|<TargetFramework\1>${CLR_VERSION}</TargetFramework>|" {}
         find . -name '*.csproj' | xargs cat
-        jq -n --arg version "$INPUT_DOTNET_VERSION" '{"sdk":{"version":$version,"rollForward":"latestMinor"}}' > global.json
+        jq -n --arg version "$INPUT_BUILD_SDK_VERSION" '{"sdk":{"version":$version,"rollForward":"latestMinor"}}' > global.json
     - name: Check .NET version
       shell: bash
       run: dotnet --version

.github/workflows/integration.yml

@@ -84,6 +84,12 @@ jobs:
         ENDPOINT: ${{ secrets.ENDPOINT }}
       steps:
         - uses: actions/checkout@v6
+        # Pinned explicitly rather than relying on whatever the runner image
+        # ships: discovering the .slnx solution needs an SDK >= 9.0.200.
+        - name: Set up .NET 10
+          uses: actions/setup-dotnet@v5
+          with:
+            dotnet-version: 10
         - uses: Vampire/setup-wsl@v6
           with:
             distribution: Ubuntu-22.04

.github/workflows/linter.yaml

@@ -13,12 +13,16 @@ jobs:
   dotnet-format:
     runs-on: windows-latest
     steps:
-      - name: Install dotnet-format
-        run: dotnet tool install -g dotnet-format
-
       - name: Checkout repo
         uses: actions/checkout@v6
 
+      # The SDK's built-in `dotnet format` is used rather than the legacy
+      # standalone dotnet-format tool, which cannot discover a .slnx solution.
+      - name: Set up .NET 10
+        uses: actions/setup-dotnet@v5
+        with:
+          dotnet-version: 10
+
       - name: lint
         run: |
           dotnet format

.github/workflows/nuget-release.yml

@@ -9,10 +9,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - name: Set up .NET 9
+      - name: Set up .NET 10
         uses: actions/setup-dotnet@v5
         with:
-          dotnet-version: 9
+          dotnet-version: 10
       - name: Check .NET version
         run: dotnet --version
       - name: Check .NET SDKs

.vscode/settings.json

@@ -1,6 +1,6 @@
 {
     "dotnet-test-explorer.testArguments": "/p:CollectCoverage=true /p:CoverletOutputFormat=lcov /p:CoverletOutput=./lcov.info",
     "dotnet-test-explorer.testProjectPath": "**/*NRedisStack.Tests.csproj",
-    "dotnet.defaultSolution": "NRedisStack.sln",
+    "dotnet.defaultSolution": "NRedisStack.slnx",
     "dotnet.unitTests.runSettingsPath": ".vscode/.runsettings"
 }

NRedisStack.slnx

@@ -0,0 +1,16 @@
+<Solution>
+  <Folder Name="/Build/">
+    <File Path=".github/actions/run-tests/action.yml" />
+    <File Path=".github/workflows/integration.yml" />
+    <File Path="Directory.Build.props" />
+    <File Path="Directory.Packages.props" />
+    <File Path="global.json" />
+    <File Path="version.json" />
+    <Project Path=".github/ci.csproj" />
+    <Project Path="tests/dockers/dockers.csproj" />
+  </Folder>
+  <Project Path="docs/docs.csproj" />
+  <Project Path="src/NRedisStack/NRedisStack.csproj" />
+  <Project Path="tests/Doc/Doc.csproj" />
+  <Project Path="tests/NRedisStack.Tests/NRedisStack.Tests.csproj" />
+</Solution>