Update main.yml

Author: andrjohns

Diff for: .github/workflows/main.yml

@@ -51,6 +51,11 @@ jobs:
         with:
           r-version: ${{ matrix.config.r }}
 
+      - name: Check build tools
+        run: pkgbuild::check_build_tools(debug = TRUE)
+        shell: Rscript {0}
+  
+
       - uses: r-lib/actions/setup-pandoc@v2-branch
 
       # Use a shorter temp directory for pak installations, due to filename