Horizontal concatenation (`hcat`) for Tableaux and Stabilizers #689

	name: "Changelog Enforcer"
	on:
	pull_request:
	# The specific activity types are listed here to include "labeled" and "unlabeled"
	# (which are not included by default for the "pull_request" trigger).
	# This is needed to allow skipping enforcement of the changelog in PRs with specific labels,
	# as defined in the (optional) "skipLabels" property.
	types: [opened, synchronize, reopened, ready_for_review, labeled, unlabeled]

	jobs:
	# Enforces the update of a changelog file on every pull request
	changelog:
	runs-on: ubuntu-latest
	steps:
	- uses: dangoslen/changelog-enforcer@v3

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