fix: including dependency cruiser base config

[Komoszek]

No description provided.

[Copilot]

Pull request overview

This PR ensures @leancodepl/folder-structure-cruiser publishes and exposes its dependency-cruiser base configuration so downstream projects can extend it via @leancodepl/folder-structure-cruiser/.dependency-cruiser.json.

Changes:

• Added a packaged .dependency-cruiser.json at the package root containing the base rule(s) and options.
• Exposed the config via package.json#exports and ensured it’s included in the published artifact via files.
• Updated tests to reference the new config location.

Reviewed changes

Copilot reviewed 4 out of 5 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
packages/folder-structure-cruiser/package.json	Exposes ./.dependency-cruiser.json via exports and includes it in files for publishing.
packages/folder-structure-cruiser/.dependency-cruiser.json	Adds the base dependency-cruiser configuration intended for consumers to extend.
packages/folder-structure-cruiser/tests/shared-components.spec.ts	Updates config path to point to the new root config file location.
packages/folder-structure-cruiser/tests/no-orphans.spec.js	Updates config path to point to the new root config file location.
packages/folder-structure-cruiser/tests/cross-feature-imports.spec.ts	Updates config path to point to the new root config file location.

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