Add doc, CI, test

[damienlagae]

No description provided.

[Copilot]

Pull Request Overview

This PR adds comprehensive development infrastructure including documentation, CI/CD workflows, and test coverage to the Enabel UX bundle. The changes establish proper project setup with testing, code quality tools, and developer documentation.

Key changes:

• Added PHPUnit test suite with coverage for Modal components and bundle functionality
• Implemented CI/CD pipeline with GitHub Actions for testing, code standards, and static analysis
• Added development tooling with PHPStan and PHP-CS-Fixer configurations

Reviewed Changes

Copilot reviewed 16 out of 17 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
composer.json	Updated dependencies, autoloading, and added development scripts
README.md	Added project documentation with installation and usage instructions
phpunit.xml.dist	PHPUnit configuration for test execution and coverage
tests/Helper/ModalTest.php	Comprehensive test coverage for Modal helper functionality
tests/EnabelUxBundleTest.php	Bundle instantiation and path validation tests
tests/Component/ModalTest.php	Basic Modal component test
.github/workflows/ci.yaml	CI/CD workflow using reusable Enabel workflows
.php-cs-fixer.dist.php	Code formatting standards configuration
phpstan.neon.dist	Static analysis configuration
tools/	Development tool configurations for PHPStan and PHP-CS-Fixer
src/	Added license headers to existing source files
docs/modal.md	Cleaned up modal documentation

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