refactor: first stage of ReadmeGenerator init

[artengin]

Refs: #67

[coveralls]

Pull Request Test Coverage Report for Build 18741500428

Details

• 100 of 102 (98.04%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.3%) to 96.552%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/Commands/InitCommand.php	75	77	97.4%

Totals
Change from base Build 18737921966:	0.3%
Covered Lines:	336
Relevant Lines:	348

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💛 - Coveralls

[Copilot]

Pull Request Overview

Refactors README generation by extracting logic from InitCommand into a dedicated ReadmeGenerator and updates tests to mock I/O at the Generators namespace level.

• Introduces ReadmeGenerator with responsibilities for assembling and saving README content.
• Refactors InitCommand to delegate README-related operations to ReadmeGenerator.
• Updates tests to mock file_get_contents and file_put_contents calls within the Generators namespace.

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 3 comments.

File	Description
src/Generators/ReadmeGenerator.php	New class encapsulating README generation and file operations.
src/Commands/InitCommand.php	Delegates README steps to ReadmeGenerator; removes inlined README helpers.
tests/InitCommandTest.php	Switches to mocking native functions in the Generators namespace and adjusts expectations.

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