Refresh repository documentation

[ChiragAgg5k]

Summary

• update the README to match the current container API and scoped resolution behavior
• refresh contributing guidance and package metadata to reflect the current workflow
• fix the code of conduct contact typo and remove stale README references

Verification

• composer test
• composer validate --no-check-publish

Summary by CodeRabbit

• Documentation

  • Significantly expanded README with new Features section, Getting Started guide, Resolution And Scopes, Error Behavior, and Development workflow details.
  • Updated CONTRIBUTING.md with repository structure guidance and development instructions.
  • Updated package description in manifest to better reflect PSR-11 scope and functionality.

• Chores

  • Minor text corrections in code of conduct and metadata files.

[coderabbitai]

Caution

Review failed

Pull request was closed or merged during review

Walkthrough

This pull request updates documentation and package metadata files. Changes include a minor text correction in CODE_OF_CONDUCT.md, addition of development workflow guidance in CONTRIBUTING.md, comprehensive restructuring of README.md with new sections on features, getting started, resolution/scopes, error behavior, and development commands, and an updated package description in composer.json to reflect PSR-11 compliance and scoped container capabilities. All modifications are documentation and metadata focused with no code logic changes.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~12 minutes

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title 'Refresh repository documentation' accurately captures the main purpose of the PR, which centers on updating README, CONTRIBUTING.md, CODE_OF_CONDUCT.md, and composer.json documentation and metadata.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch docs/refresh-repo-docs

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