feat: extract handicap score calculation logic into a new module and add unit tests #1

	name: CI

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

	jobs:
	frontend:
	name: Frontend CI
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: frontend
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: '20'
	cache: 'npm'
	cache-dependency-path: frontend/package-lock.json

	- name: Install dependencies
	run: npm ci

	- name: Sync SvelteKit
	run: npx svelte-kit sync

	- name: Check Types
	run: npm run check

	- name: Lint
	run: npm run lint

	- name: Unit Tests
	run: npm run test:unit

	- name: Install Playwright Browsers
	run: npx playwright install --with-deps

	- name: E2E Tests
	run: npm run test:e2e

	- name: Build
	run: npm run build

	worker:
	name: Worker CI
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: worker
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: '20'
	cache: 'npm'
	cache-dependency-path: worker/package-lock.json

	- name: Install dependencies
	run: npm ci

	# Worker usually implies TypeScript in this context, but without a test script or tsconfig,
	# we can at least verify dependencies install correctly.
	# If there was a 'test' script, we would run it here.
	# We can try to run a dry-run publish if wrangler supports it without auth, but usually it requires auth.

	- name: Type Check (if tsconfig exists)
	run: \|
	if [ -f tsconfig.json ]; then
	npx tsc --noEmit
	else
	echo "No tsconfig.json found, skipping type check."
	fi

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