# Tavily Comparison App

This project is a simple React application that allows users to compare three entities by fetching data from the Tavily API and displaying the results in a table.

## Features

- Input form for three entities.
- Fetches data from the Tavily API.
- Displays comparison results in a responsive table.
- Handles loading and error states.
- Unit tests for the API logic.

## Prerequisites

- Node.js (v18 or newer)
- npm or yarn

## Setup

1. **Clone the repository**

   ```bash
   git clone https://git.brojs.ru/kuzakhmetovartur/povtornyy-ekzamen-2-sravnitelnyy-obzor-3.git
   cd povtornyy-ekzamen-2-sravnitelnyy-obzor-3
   ```

2. **Install dependencies**

   ```bash
   npm install
   # or
   yarn install
   ```

3. **Configure environment variables**

   Copy the example file and set your Tavily API key:

   ```bash
   cp .env.example .env
   ```

   Edit `.env` and replace `your_api_key_here` with your actual key.

4. **Run the development server**

   ```bash
   npm run dev
   # or
   yarn dev
   ```

   Open [http://localhost:5173](http://localhost:5173) to view the app.

## Testing

Run unit tests with:

```bash
npm test
# or
yarn test
```

## Build for Production

```bash
npm run build
# or
yarn build
```

The production build will be in the `dist` folder.

## Deployment

You can deploy the `dist` folder to any static hosting provider (Netlify, Vercel, GitHub Pages, etc.). Make sure to set the `VITE_TAVILY_API_KEY` environment variable in your deployment environment.

## License

MIT License