Add composer.json and PIE installation instructions; update README fo… #12

	name: Validate FastCSV PECL package

	on:
	push:
	pull_request:
	types: [opened, synchronize, reopened]
	release:
	types: [created]

	jobs:
	test_package_valid:
	name: basic PHP ${{ matrix.php }}
	runs-on: ubuntu-22.04
	if: github.ref == 'refs/heads/master'
	strategy:
	fail-fast: false
	matrix:
	os: [ ubuntu-latest ]
	php: [ 8.2 ]

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

	- name: Initialize submodules
	run: \|
	git submodule update --init --recursive

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}

	- name: Validate package.xml structure
	run: \|
	if [ -f package.xml ]; then
	echo "package.xml exists"
	php -l package.xml && echo "package.xml is valid XML"
	else
	echo "package.xml not found"
	exit 1
	fi

	- name: Check tests are referenced in package.xml
	run: \|
	if [ -d tests ]; then
	for file in tests/*.phpt; do
	if [ -f "$file" ]; then
	grep $(basename $file) package.xml >/dev/null \|\| (echo "Missing $file from package.xml" ; exit 1)
	fi
	done
	fi

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