Fix the run goal

Instead of relying on the binary being present, we just use go run.
We also set all the necessary compilation flags, environment variables
and trap the interrupt signal in order to avoid having Make fail when
the execution of the goal is interrupted

Signed-off-by: Georgios Andrianakis <geoand@gmail.com>

Makefile

@@ -53,7 +53,7 @@ e2e-tests: es crd build docker push
 	@go test ./test/e2e/... -kubeconfig $(KUBERNETES_CONFIG) -namespacedMan ../../deploy/test/namespace-manifests.yaml -globalMan ../../deploy/crd.yaml -root .
 
 run: crd
-	@OPERATOR_NAME=$(OPERATOR_NAME) KUBERNETES_CONFIG=$(KUBERNETES_CONFIG) WATCH_NAMESPACE=$(WATCH_NAMESPACE) ./_output/bin/jaeger-operator start
+	bash -c 'trap "exit 0" INT; OPERATOR_NAME=${OPERATOR_NAME} KUBERNETES_CONFIG=${KUBERNETES_CONFIG} WATCH_NAMESPACE=${WATCH_NAMESPACE} go run -ldflags $(LD_FLAGS) main.go start'
 
 es:
 	@kubectl create -f ./test/elasticsearch.yml 2>&1 | grep -v "already exists" || true