Update main.yml

Author: alxhoff

.github/workflows/main.yml

@@ -110,6 +110,8 @@ jobs:
         run: cd build && make
       - name: Run Checks
         run: cd build && make format
+      - name: Diff view
+        run: git diff
       - name: Print Warnings
         run: |
           if [[ -n $(git diff) ]]; then