chore: remove lodash

[Uzlopak]

remove lodash...

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Latest commit: 3d338c2

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[Copilot]

Pull Request Overview

This PR removes lodash dependencies from the project by replacing lodash utility functions with native JavaScript implementations. The change reduces external dependencies and leverages modern JavaScript capabilities.

• Replaces lodash utility functions with custom implementations in theme utilities
• Updates test code to use native Object.groupBy instead of lodash's groupBy
• Implements custom keyBy function replacements in build scripts

Reviewed Changes

Copilot reviewed 5 out of 6 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
packages/react/src/utils/theme.ts	Implements custom isObject and isEmpty functions to replace lodash imports
packages/react/src/tests/storybook.test.tsx	Updates to use native Object.groupBy instead of lodash's groupBy
packages/react/script/hooks-json/build.ts	Adds custom keyBy implementation to replace lodash dependency
packages/react/script/components-json/build.ts	Adds custom keyBy implementation to replace lodash dependency
packages/react/package.json	Removes all lodash-related dependencies and type definitions