remove custom default backends #2285

	name: format

	on:
	pull_request:
	push:
	branches: [master]

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	check:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: julia-actions/setup-julia@latest
	- name: Install dependencies
	run: \|
	using Pkg
	Pkg.add([
	PackageSpec("JuliaFormatter"),
	PackageSpec(url = "https://github.com/tkf/JuliaProjectFormatter.jl.git"),
	])
	shell: julia --color=yes {0}

	- name: Format Julia files
	run: \|
	using JuliaFormatter
	format(["RecipesBase", "RecipesPipeline", "src", "test", "ext"])
	shell: julia --color=yes --compile=min -O0 {0}
	- name: suggester / JuliaFormatter
	uses: reviewdog/action-suggester@v1
	with:
	tool_name: JuliaFormatter
	fail_on_error: true

	# reviewdog/action-suggester not using `cleanup` flag?
	- name: Cleanup
	if: success() \|\| failure()
	run: \|
	git checkout -- .
	git clean --force
	shell: bash

	# temporarily disable `JuliaProjectFormatter` until github.com/tkf/JuliaProjectFormatter.jl/pull/7 is merged
	# - name: Format Julia project files
	# if: success() \|\| failure()
	# run: \|
	# using JuliaProjectFormatter
	# format_projects()
	# shell: julia --color=yes --compile=min -O0 {0}
	# - name: suggester / JuliaProjectFormatter
	# if: success() \|\| failure()
	# uses: reviewdog/action-suggester@v1
	# with:
	# tool_name: JuliaProjectFormatter
	# fail_on_error: true

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