GithubCI: test running fsharplint with dnx

From locally built package.

Author: webwarrior-ws

.github/workflows/build+test+deploy.yml

@@ -42,6 +42,28 @@ jobs:
     - name: Run FSharpLint on itself
       run: make selfcheck
 
+  testToolInvocation:
+    needs: buildAndTest
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        global-json-file: global.json
+    - name: Setup .NET 10
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '10.0.x'
+    - name: Restore tools
+      run: dotnet tool restore
+    - name: Build and pack
+      run: dotnet fsi build.fsx -t Pack
+    - name: Remove global.json to allow using .NET 10 SDK (for dnx)
+      run: rm --force global.json
+    - name: Run fsharplint as tool using dnx
+      run: dnx fsharplint lint ./src/FSharpLint.Console/FSharpLint.Console.fsproj --source ./out/ --prerelease --yes --interactive false
 
   deployReleaseBinaries:
     needs: buildAndTest