Run golangci-lint in CI (#927)

* Setup golangci-lint in CI and local-dev

* Fix linting error or locally disable linter

internal/rdb/rdb_test.go

@@ -3206,7 +3206,7 @@ func TestCancelationPubSub(t *testing.T) {
 	publish := []string{"one", "two", "three"}
 
 	for _, msg := range publish {
-		r.PublishCancelation(msg)
+		_ = r.PublishCancelation(msg)
 	}
 
 	// allow for message to reach subscribers.