make sendMail return bool, add phpdoc, remove unused import #23

	name: Run tests

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	permissions:
	contents: read

	jobs:
	build:
	runs-on: ubuntu-latest

	env:
	TEST_DB_NAME: cafe_test
	DB_USER: root # do not change
	DB_PASSWORD: root # do not change

	steps:
	- uses: actions/checkout@v4

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: '8.1'
	extensions: mbstring, intl
	ini-values: post_max_size=256M, max_execution_time=180, variables_order="EGPCS"
	coverage: xdebug
	tools: php-cs-fixer, phpunit

	- name: Setup database
	run: \|
	sudo /etc/init.d/mysql start
	mysql -e "CREATE DATABASE IF NOT EXISTS $TEST_DB_NAME;" -u$DB_USER -p$DB_PASSWORD
	mysql -D$TEST_DB_NAME -u$DB_USER -p$DB_PASSWORD -hlocalhost -P3306 < "resources/database/dump/cafe.sql"
	mysql -e "USE cafe_test; SHOW TABLES;" -u$DB_USER -p$DB_PASSWORD

	- name: Create .env file
	env:
	ENV: \|
	PUBLIC_ROOT="http://localhost/steamy-sips/public"
	DB_HOST="localhost"
	DB_USERNAME="root"
	DB_PASSWORD="root"
	TEST_DB_NAME="cafe_test"
	BUSINESS_GMAIL=""
	BUSINESS_GMAIL_PASSWORD=""
	run: \|
	echo "$ENV" > src/core/.env
	cat src/core/.env

	- name: Validate composer.json and composer.lock
	run: composer validate --strict

	- name: Cache Composer packages
	id: composer-cache
	uses: actions/cache@v4
	with:
	path: vendor
	key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
	restore-keys: \|
	${{ runner.os }}-php-

	- name: Install Composer dependencies
	run: composer install --prefer-dist --no-progress

	- name: Run test suite
	run: composer test

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