Environment Setup Improvements

Template Updates

Environment Configuration Enhancements

• Updated README.md with improved environment setup instructions
• Replaced hardhat vars with standard .env file configuration
• Added .env.example template file for easier project setup
• Enhanced setup guide with step-by-step Metamask configuration

New Resources Added

• Chainlist integration for easy Passet Hub network addition to Metamask
• Direct link to Polkadot faucet for PAS token acquisition
• Block explorer reference for transaction monitoring
• Streamlined developer onboarding process

Bug Fixes

• Fixed hardhat.config.ts to properly load environment variables from .env file
• Added dotenv configuration to resolve deployment issues
• Fixed TypeError related to undefined resolc settings