Add repo and build automation

Makefile

@@ -0,0 +1,16 @@
+REPOSITORY        = vcs.enp.one/skylab/smashing-container
+SMASHING_VERSION  = 1.3.6
+
+
+.PHONY: help docs
+# source: https://marmelab.com/blog/2016/02/29/auto-documented-makefile.html
+help: ## List Makefile targets
+	$(info Makefile documentation)
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-10s\033[0m %s\n", $$1, $$2}'
+
+
+image:  ## Build image
+	podman build . --tag $(REPOSITORY):$(SMASHING_VERSION) --build-arg "SMASHING_VERSION=$(SMASHING_VERSION)"
+
+push: image  ## Build and publish image
+	podman push $(REPOSITORY):$(SMASHING_VERSION)