update readme with JSR install instructions, add support for test cov… #4

	name: Publish
	on:
	push:
	branches:
	- main

	jobs:
	publish:
	runs-on: ubuntu-latest

	permissions:
	contents: read
	id-token: write

	steps:
	- uses: actions/checkout@v4

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: "20"

	- name: Setup pnpm
	uses: pnpm/action-setup@v2
	with:
	version: 10.6.3

	- name: Install dependencies
	run: pnpm install

	- name: Run tests with coverage
	run: pnpm test:coverage

	- name: Run type checking
	run: pnpm typecheck

	- name: Generate coverage badge
	run: \|
	COVERAGE=$(cat coverage/coverage-summary.json \| jq -r '.total.lines.pct')
	COLOR=$(
	if (( $(echo "$COVERAGE >= 90" \| bc -l) )); then
	echo "brightgreen"
	elif (( $(echo "$COVERAGE >= 80" \| bc -l) )); then
	echo "green"
	elif (( $(echo "$COVERAGE >= 70" \| bc -l) )); then
	echo "yellowgreen"
	elif (( $(echo "$COVERAGE >= 60" \| bc -l) )); then
	echo "yellow"
	else
	echo "red"
	fi
	)
	echo "COVERAGE=$COVERAGE" >> $GITHUB_ENV
	echo "COVERAGE_COLOR=$COLOR" >> $GITHUB_ENV
	mkdir -p .github/badges
	curl -o .github/badges/coverage.svg "https://img.shields.io/badge/coverage-$COVERAGE%25-$COLOR"

	- name: Commit coverage badge
	uses: EndBug/add-and-commit@v9
	with:
	add: ".github/badges/coverage.svg"
	message: "chore: update coverage badge [skip ci]"
	default_author: github_actions

	- name: Publish package
	run: npx jsr publish

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