IB Option Chain Fetch option chain data from Interactive Brokers for a specific expiration date. Prerequisites User must have TWS or IB Gateway running locally with API enabled: - Paper trading: port 7497 - Live trading: port 7496 Instructions First, get available expiration dates: Then fetch the chain for a specific expiry: Arguments - - Ticker symbol (e.g., AAPL, SPY, TSLA) - - List available expiration dates only - - Fetch chain for specific date (IB format: YYYYMMDD, no dashes) - - IB port (default: 7496 for live trading) Output Returns JSON with: - - Array of call options with strike, bi…