docs: Add CONTRIBUTING.md and CI badge to README

CONTRIBUTING.md

@@ -0,0 +1,143 @@
+# Contributing to agent-browser
+
+Thank you for your interest in contributing to agent-browser! This document provides guidelines for contributing to the project.
+
+## Table of Contents
+
+- [Development Environment Setup](#development-environment-setup)
+- [Coding Style Guidelines](#coding-style-guidelines)
+- [Submitting a Pull Request](#submitting-a-pull-request)
+
+## Development Environment Setup
+
+### Prerequisites
+
+- **Node.js** >= 20.x
+- **pnpm** >= 9.x (package manager)
+- **Rust** >= 1.70 (for native CLI)
+- **Git**
+
+### Installation
+
+1. Fork the repository on GitHub
+2. Clone your fork:
+   ```bash
+   git clone https://github.com/YOUR_USERNAME/agent-browser.git
+   cd agent-browser
+   ```
+
+3. Install dependencies:
+   ```bash
+   pnpm install
+   ```
+
+4. Install Playwright browsers:
+   ```bash
+   pnpm exec playwright install --with-deps chromium
+   ```
+
+5. Build the TypeScript:
+   ```bash
+   pnpm build
+   ```
+
+6. (Optional) Build the Rust CLI:
+   ```bash
+   pnpm run build:native
+   ```
+
+### Running Tests
+
+```bash
+# Run all tests
+pnpm test
+
+# Run tests in watch mode
+pnpm test:watch
+
+# Run Rust tests only
+cargo test --manifest-path cli/Cargo.toml
+```
+
+### Running the Development Server
+
+```bash
+pnpm dev
+```
+
+## Coding Style Guidelines
+
+### TypeScript/JavaScript
+
+- Use **TypeScript** for all new code
+- Follow the existing code style (enforced by Prettier)
+- Run `pnpm format` before committing
+- Run `pnpm typecheck` to ensure type safety
+
+### Rust
+
+- Follow standard Rust formatting (`cargo fmt`)
+- Run `cargo clippy` to catch common mistakes
+- Ensure all tests pass: `cargo test`
+
+### General
+
+- Write clear, descriptive commit messages
+- Add tests for new functionality
+- Update documentation as needed
+- Keep changes focused and atomic
+
+## Submitting a Pull Request
+
+1. **Create a branch** for your changes:
+   ```bash
+   git checkout -b feature/your-feature-name
+   ```
+
+2. **Make your changes** following the coding guidelines above
+
+3. **Test your changes**:
+   ```bash
+   pnpm test
+   pnpm typecheck
+   pnpm format:check
+   ```
+
+4. **Commit your changes**:
+   ```bash
+   git add .
+   git commit -m "feat: add your feature description"
+   ```
+
+5. **Push to your fork**:
+   ```bash
+   git push origin feature/your-feature-name
+   ```
+
+6. **Create a Pull Request** on GitHub:
+   - Go to the original repository
+   - Click "New Pull Request"
+   - Select your branch
+   - Fill in the PR template with:
+     - Clear description of changes
+     - Related issue numbers (if applicable)
+     - Testing performed
+
+7. **Wait for review** - maintainers will review your PR and provide feedback
+
+### PR Checklist
+
+- [ ] Tests pass (`pnpm test`)
+- [ ] TypeScript compiles without errors (`pnpm typecheck`)
+- [ ] Code is formatted (`pnpm format`)
+- [ ] Commit messages are clear and descriptive
+- [ ] Documentation is updated (if needed)
+
+## Questions?
+
+Feel free to open an issue for:
+- Bug reports
+- Feature requests
+- Questions about contributing
+
+Thank you for contributing!

README.md

@@ -1,5 +1,9 @@
 # agent-browser
 
+[![CI](https://github.com/dextonai/agent-browser/actions/workflows/ci.yml/badge.svg)](https://github.com/dextonai/agent-browser/actions/workflows/ci.yml)
+[![License: Apache-2.0](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
+[![npm version](https://img.shields.io/npm/v/agent-browser.svg)](https://www.npmjs.com/package/agent-browser)
+
 Headless browser automation CLI for AI agents. Fast Rust CLI with Node.js fallback.
 
 ## Installation