chore: add fmt step

Signed-off-by: chenk <[email protected]>

Author: chen-keinan

.github/workflows/build.yml

@@ -35,6 +35,14 @@ jobs:
             exit 1
           fi
 
+      - name: Fmt
+        run: |
+          go fmt ./...
+          if [ -n "$(git status --porcelain)" ]; then
+            echo "Run 'go fmt ./...' and push it"
+            exit 1
+          fi
+
       - name: Lint
         uses: golangci/[email protected]
         with: