Add repo and build automation

Containerfile

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+FROM docker.io/library/ruby:3.3
+
+ARG SMASHING_VERSION
+
+RUN gem install smashing -v ${SMASHING_VERSION}
+RUN apt update --yes
+RUN apt install nodejs --yes
+RUN apt clean all
+RUN mkdir --parents /smashing
+
+ENV SMASHING_PROJECT_DIR=/smashing
+
+ADD container-entrypoint.sh /container-entrypoint.sh
+
+ENTRYPOINT ["/container-entrypoint.sh"]
+
+CMD ["start"]

Makefile

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+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)

container-entrypoint.sh

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+#!/usr/bin/env bash
+
+set -e
+
+cd "${SMASHING_PROJECT_DIR}"
+
+bundle install
+
+smashing "$@"