Upload logs as artifact.

Author: toinehartman

.github/workflows/build.yaml

@@ -129,6 +129,16 @@ jobs:
           retention-days: 5
           if-no-files-found: error
 
+      - name: Upload logs
+        uses: actions/upload-artifact@v7
+        if: failure()
+        working-directory: ./rascal-vscode-extension
+        with:
+          name: logs-${{ matrix.os }}
+          path: settings/logs/**/usethesource.rascalmpl/*.log
+          retention-days: 5
+          if-no-files-found: error
+
       - name: "cleanup before cache"
         shell: bash
         if: always()