ci: run linter on CI

Signed-off-by: Yves Brissaud <yves.brissaud@docker.com>

Author: eunomie

.github/workflows/go.yaml

@@ -23,3 +23,6 @@ jobs:
 
     - name: Test
       run: go test -v ./...
+
+    - name: Lint
+      run: docker run --rm -v $(pwd):/app -v $(go env GOPATH)/pkg:/go/pkg -v $(go env GOCACHE):/cache/go -e GOCACHE=/cache/go -e GOLANGCI_LINT_CACHE=/cache/go -w /app golangci/golangci-lint:v1.50.1 golangci-lint run -v --timeout 10m