chore: install Laravel Pint and add configuration

[artengin]

Refs: #15

[coveralls]

Pull Request Test Coverage Report for Build 19061355388

Details

• 0 of 1 (0.0%) changed or added relevant line in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 85.417%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/Printer.php	0	1	0.0%

Totals
Change from base Build 19060483937:	0.0%
Covered Lines:	82
Relevant Lines:	96

---

💛 - Coveralls

[Copilot]

Pull Request Overview

This PR installs Laravel Pint code formatter and applies its formatting changes to the codebase. The changes include adding Pint configuration, updating the CI workflow to run code formatting, and applying Pint's formatting rules to existing PHP files.

• Adds Laravel Pint as a development dependency with custom configuration
• Updates CI workflow to include code formatting step
• Applies Pint formatting to existing PHP files (import reordering, spacing adjustments)

Reviewed Changes

Copilot reviewed 12 out of 15 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
composer.json	Adds Laravel Pint dependency
pint.json	Configures Pint formatting rules
.github/workflows/run-tests-with-coverage.yml	Adds Pint formatting step to CI
.gitattributes	Excludes Pint config from exports
README.md	Adds basic project documentation
Multiple PHP files	Applies Pint formatting (import reordering, spacing)

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}

[DenTray]

@artengin please resolve conflicts