protobuf #14

	name: protobuf

	on:
	pull_request:
	workflow_dispatch:

	jobs:
	protobuf:
	runs-on: ubuntu-latest
	timeout-minutes: 10

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Install Protobuf
	uses: mamba-org/setup-micromamba@v1
	with:
	environment-name: protobuf
	create-args: protobuf
	init-shell: bash

	- name: Install Bufbuild
	run: \|
	# NOTE: bufbuild does exist on conda-forge but hasn't been updated for a while
	eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
	brew install bufbuild/buf/buf
	buf --help

	- name: Lint
	run: \|
	# lint .proto files
	eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
	cd proto
	buf lint

	- name: Build
	shell: bash
	run: \|
	# generate .py and .pyi files from the .proto files
	eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
	. ~/.bash_profile
	micromamba activate protobuf
	cd proto
	buf generate

	- name: Configure git
	uses: cylc/release-actions/configure-git@v1

	- name: Commit & Push
	run: \|
	if [[ -z $(git diff --stat -- "$INIT_FILE") ]]; then
	echo "::error:: No changes to ${INIT_FILE} occurred"
	exit 0
	else
	echo "::info:: pushing update commit"
	git commit -am 'protobuf: updating generated files'
	git push
	exit 0
	fi

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