improve docs

Makefile

@@ -31,12 +31,13 @@ package-%: clean build-%
 	@echo "[ package-$* ]: Packaging exporter..."
 	bash ./scripts/package.sh $(PWD) $* $(GOOS)
 
+ACCOUNT_REGION := Staging
 test-e2e-%:
 	@echo "[ test-e2e-%$* ]: Running e2e test..."
 	@GOOS=linux make build-$*
 	$(NEWRELIC_E2E) --commit_sha=test-string --retry_attempts=15 --retry_seconds=60 \
          --account_id=$(ACCOUNT_ID) --api_key=$(API_KEY) --license_key=$(LICENSE_KEY) \
-         --spec_path=$(PWD)/exporters/$*/e2e/e2e_spec.yml --verbose_mode=true
+         --spec_path=$(PWD)/exporters/$*/e2e/e2e_spec.yml --verbose_mode=true --region=$(ACCOUNT_REGION)
 
 OS := $(shell uname -s)
 ifeq ($(OS), Darwin)

README.md

@@ -55,7 +55,6 @@ There are Make targets that help you build and run e2e tests locally:
 
 * Compile an integration:
 ```bash
-make fetch-resources-<exporter_name>
 make build-<exporter_name>
 ```
 
@@ -64,7 +63,8 @@ make build-<exporter_name>
 make test-e2e-<exporter_name> \
   ACCOUNT_ID=<NEWRELIC_ACCOUNT_ID> \
   API_KEY=<NEWRELIC_API_KEY> \
-  LICENSE_KEY=<NEWRELIC_LICENSE_KEY>
+  LICENSE_KEY=<NEWRELIC_LICENSE_KEY> \
+  ACCOUNT_REGION=<US,EU,Staging>
 ```
 
 ### nri-config-generator