Merge pull request #273 from fluxcd/git-diff-ci

Check if working tree is dirty in CI

Author: stefanprodan

.github/workflows/build.yaml

@@ -30,3 +30,10 @@ jobs:
       uses: ./.github/actions/run-tests
       env:
         GOPATH: /github/home/go
+    - name: Check if working tree is dirty
+      run: |
+        if [[ $(git diff --stat) != '' ]]; then
+          git --no-pager diff
+          echo 'run make test and commit changes'
+          exit 1
+        fi