CSV Export Utility for On-Chain Data

Description

Create a Node.js CLI tool that connects to an Ethereum RPC and exports token data to CSV files. Should support exporting current holder balances, transfer history for a date range, and daily aggregate volumes. Designed for analysts who need data in spreadsheets.

Requirements

• Node.js CLI with clear command structure
• Export holders, transfers, and daily volumes
• Configurable date range and token address
• Progress bar for long-running exports

Acceptance Criteria

• Produces valid CSV files openable in Excel
• Handles tokens with 10K+ holders
• Exports 30 days of transfers in under 2 minutes
• Includes --help with usage examples