test(makefile): add the required make commands to run the tests

Makefile

@@ -0,0 +1,15 @@
+.PHONY: test
+## test: Runs the tests
+test:
+	go test -v -race ./...
+
+.PHONY: test-all
+## test-all: Runs the integration testing bash script with different database docker image versions
+test-all:
+	@./scripts/test_all.sh
+
+.PHONY: help
+## help: Prints this help message
+help:
+	@echo "Usage:"
+	@sed -n 's/^##//p' ${MAKEFILE_LIST} | column -t -s ':' |  sed -e 's/^/ /'