Added ESLint for linting service as a Toolcall for linting the output

[Kitenite]

Description

Added ESLint for linting the output of the llm response

Related Issues

fixes onlook-dev#1570

Type of Change

Added a file for linting script in the packages/foundation/src/linting

• Bug fix
• New feature
• Documentation update
• Release
• Refactor
• Other (please describe):

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Important

Adds ESLint integration for linting and auto-fixing LLM-generated project files using a new LintingService.

• Behavior:
  • Integrates LintingService in index.ts to lint and fix generated project files.
  • Emits progress messages for linting results, including errors, warnings, and auto-fixes.
• Dependencies:
  • Adds eslint, @typescript-eslint/parser, @typescript-eslint/eslint-plugin, eslint-plugin-react, and eslint-plugin-react-hooks to package.json.
• Linting Service:
  • Adds LintingService class in index.ts to perform linting and auto-fixing using ESLint.
  • Provides lintAndFix() and lintProject() methods for file and project-level linting.

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