Port scripts to strict POSIX implementations #84

	name: status checks
	on:
	push:
	branches:
	- main
	pull_request:

	permissions:
	contents: read
	pull-requests: read

	jobs:
	misspell:
	name: runner / misspell
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: reviewdog/action-misspell@v1
	with:
	level: info
	reporter: github-check
	filter_mode: nofilter
	locale: "US"

	typos:
	name: runner / typos
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: reviewdog/action-typos@v1
	with:
	level: info
	reporter: github-check
	filter_mode: nofilter

	markdownlint:
	name: runner / markdownlint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: reviewdog/action-markdownlint@v0
	with:
	level: info
	reporter: github-check
	filter_mode: nofilter

	shfmt:
	name: runner / shfmt
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: reviewdog/action-shfmt@v1
	with:
	level: info
	filter_mode: nofilter
	fail_on_error: true
	shfmt_flags: '-ci -sr -i 2'

	shellcheck:
	name: runner / shellcheck
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: shellcheck
	uses: reviewdog/action-shellcheck@v1
	with:
	level: info
	reporter: github-check
	filter_mode: nofilter
	fail_on_error: true
	exclude: \|
	"./.git/*"

	tests:
	name: unit tests
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- run: cd test && ./test.sh
	env:
	TMPDIR: ${{ runner.temp }}

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