Add Chromatic overview documentation

docusaurus/docs/chromatic/overview.md

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+# Chromatic Overview
+
+Chromatic is a powerful visual testing and review platform designed to streamline the UI development process. This overview will introduce you to Chromatic's key features and how it integrates with your development workflow.
+
+## What is Chromatic?
+
+Chromatic is a tool that helps developers and designers ensure visual consistency and catch UI bugs before they reach production. It works by automatically capturing screenshots of your UI components and pages, then comparing them against previous versions to detect visual changes.
+
+## Key Features
+
+### 1. Visual Testing
+
+Chromatic automatically captures screenshots of your UI components and compares them to previous versions. This allows you to:
+
+- Detect unintended visual changes
+- Ensure consistency across different browsers and devices
+- Catch UI regressions before they reach production
+
+### 2. UI Review
+
+Chromatic provides a collaborative platform for reviewing UI changes:
+
+- Side-by-side comparisons of UI changes
+- Comment and annotate directly on screenshots
+- Approve or request changes for UI updates
+
+### 3. Storybook Integration
+
+Chromatic seamlessly integrates with Storybook, allowing you to:
+
+- Automatically capture screenshots of your Storybook stories
+- Run visual tests on individual components
+- Maintain a living style guide of your UI components
+
+### 4. Continuous Integration
+
+Chromatic can be easily integrated into your CI/CD pipeline:
+
+- Automatically run visual tests on every pull request
+- Block merges if visual changes are detected and not approved
+- Ensure visual consistency throughout your development process
+
+## Getting Started
+
+To start using Chromatic with your project, follow these steps:
+
+1. Install the Chromatic CLI in your project
+2. Configure Chromatic to work with your Storybook setup
+3. Run your first build and review the results
+4. Integrate Chromatic into your CI/CD pipeline
+
+For detailed instructions on setting up and using Chromatic, please refer to the official Chromatic documentation.
+
+## Conclusion
+
+Chromatic is a valuable tool for teams looking to maintain high-quality, consistent UIs across their applications. By integrating visual testing and review into your development workflow, you can catch UI bugs early, streamline collaboration between developers and designers, and ensure a consistent user experience across your product.