### Run Uniswap Widgets Locally with Cosmos Viewer

Source: https://github.com/uniswap/widgets/blob/main/CONTRIBUTING.md

Start the local development server and open the Cosmos viewer for real-time feedback on widget changes.

```bash
yarn start
```

--------------------------------

### Install Uniswap Widgets Package

Source: https://github.com/uniswap/widgets/blob/main/README.md

Instructions for installing the `@uniswap/widgets` library, a collection of React components for Uniswap Protocol functionality, using either Yarn or npm package managers.

```Shell
yarn add @uniswap/widgets
```

```Shell
npm i --save @uniswap/widgets
```

--------------------------------

### Create Production Build for Uniswap Widgets

Source: https://github.com/uniswap/widgets/blob/main/CONTRIBUTING.md

Compile TypeScript and generate a production-ready build of the widgets. The `--watch` flag enables continuous rebuilding on file changes.

```bash
yarn tsc
yarn build
yarn build --watch
```

--------------------------------

### Run Unit Tests for Uniswap Widgets

Source: https://github.com/uniswap/widgets/blob/main/CONTRIBUTING.md

Execute unit tests for the project. The `--watch` flag can be used for continuous feedback during development.

```bash
yarn test
yarn test --watch
```

--------------------------------

### Run Integration Tests with Hardhat Node

Source: https://github.com/uniswap/widgets/blob/main/CONTRIBUTING.md

Execute end-to-end integration tests. This requires a Hardhat node to be running in the background.

```bash
yarn hardhat &
yarn test:e2e
```

--------------------------------

### Configure JSON RPC Provider for E2E Tests

Source: https://github.com/uniswap/widgets/blob/main/CONTRIBUTING.md

Before running end-to-end tests or the Cosmos viewer, configure the `JSON_RPC_PROVIDER` environment variable with a valid JSON RPC endpoint in your `.env` file.

```plaintext
JSON_RPC_PROVIDER='<JSON_RPC_PROVIDER>'
```

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