fix: only auto-attach to a target once #9857

	# This workflow will do a clean install of node dependencies, cache/restore them, build the source code and run tests across different versions of node
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions

	name: Unit tests

	# Declare default permissions as read only.
	permissions: read-all

	env:
	FORCE_COLOR: 3

	on:
	merge_group:
	pull_request:
	push:
	branches: 'main'

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

	jobs:
	unit:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
	- name: Set up Node.js
	uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
	with:
	node-version-file: '.nvmrc'
	cache: npm
	- uses: google/wireit@4aad131006ea85c1e42af927534ebb13426dd730 # setup-github-actions-caching/v1.0.2
	- name: Install and build npm dependencies
	run: npm ci
	- name: Verify mapper size
	run: du -sh lib/iife/mapperTab.js
	- name: Run unit tests
	run: npm run unit

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