add makefile

Signed-off-by: Jess Frazelle <[email protected]>

Makefile

@@ -0,0 +1,15 @@
+.PHONY: build
+build: ## Builds all the dockerfiles in the repository.
+	./build-all.sh
+
+.PHONY: latest-versions
+latest-versions: ## Checks all the latest versions of the Dockerfile contents.
+	./latest-versions.sh
+
+.PHONY: test
+test: ## Runs the tests on the repository.
+	./test.sh
+
+.PHONY: help
+help:
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'