fix(ci): drop Node 18 from CI matrix #17

	name: CI

	on:
	push:
	branches: [main, develop]
	pull_request:
	branches: [main, develop]

	jobs:
	commitlint:
	name: Lint Commit Messages
	runs-on: ubuntu-latest
	if: github.event_name == 'pull_request'
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- uses: wagoid/commitlint-github-action@v6
	with:
	configFile: commitlint.config.js

	test:
	name: Test (Node ${{ matrix.node-version }})
	runs-on: ubuntu-latest

	strategy:
	matrix:
	node-version: [20, 22]

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Node.js ${{ matrix.node-version }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	cache: 'npm'

	- name: Install dependencies
	run: npm ci

	- name: Typecheck
	run: npx turbo run typecheck

	- name: Run tests
	run: npx turbo run test

	- name: Build packages
	run: npx turbo run build

	- name: Check package sizes
	run: \|
	for pkg in geo-audit geo-seo geomark geokit; do
	echo "--- $pkg ---"
	cd packages/$pkg
	OUTPUT=$(npm pack --dry-run 2>&1)
	echo "$OUTPUT"
	SIZE=$(echo "$OUTPUT" \| grep "package size" \| awk '{print $NF}' \| sed 's/kB//')
	if (( $(echo "$SIZE > 100" \| bc -l) )); then
	echo "--- $pkg size ($SIZE kB) exceeds 100 kB limit"
	exit 1
	fi
	echo "--- $pkg size ($SIZE kB) is within limits"
	cd ../..
	done

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