chore: replace `utils-merge` dependency with `Object.assign()` #267

	name: ci
	on:
	push:
	branches:
	- master
	paths-ignore:
	- '*.md'
	pull_request:
	paths-ignore:
	- '*.md'

	permissions:
	contents: read

	jobs:
	test:
	name: Test - Node.js ${{ matrix.node-version }}
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	node-version: [18, 19, 20, 21, 22, 23]

	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	check-latest: true

	- name: Install Node.js dependencies
	run: npm install

	- name: Run tests
	run: npm run test-ci

	- name: Lint code
	run: npm run lint

	- name: Upload code coverage
	uses: actions/upload-artifact@v4
	with:
	name: coverage-node-${{ matrix.node-version }}
	path: ./coverage/lcov.info
	retention-days: 1

	coverage:
	needs: test
	runs-on: ubuntu-latest
	permissions:
	contents: read
	checks: write
	steps:
	- uses: actions/checkout@v4

	- name: Install lcov
	shell: bash
	run: sudo apt-get -y install lcov

	- name: Collect coverage reports
	uses: actions/download-artifact@v4
	with:
	path: ./coverage
	pattern: coverage-node-*

	- name: Merge coverage reports
	shell: bash
	run: find ./coverage -name lcov.info -exec printf '-a %q\n' {} \; \| xargs lcov -o ./lcov.info

	- name: Upload coverage report
	uses: coverallsapp/github-action@v2
	with:
	file: ./lcov.info

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