Bump piped from `7f3b3fa` to `b4b1a5d` #275

	name: Resync piped

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	on:
	pull_request:
	branches:
	- master
	paths: ["piped", "piped.toml", "pyproject.toml"]

	jobs:
	resync-piped:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
	with:
	submodules: "true"

	- name: Set up Python 3.9
	uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f
	with:
	python-version: "3.9"

	- name: install prerequisites
	run: \|
	python -m pip install --upgrade pip wheel
	python -m pip install -r ./piped/python/base-requirements/nox.txt

	- name: Resync Piped
	run: python -m nox -s copy-piped bot-package-diff

	- uses: actions/upload-artifact@0b2256b8c012f0828dc542b3febcab082c67f72b
	with:
	name: gogo.patch
	path: gogo.patch

	- name: Check diff file
	run: python -m nox -s is-diff-file-empty

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