d5834e056f
- Add `simulate` parameter to TradeBuyParams and TradeSellParams for transaction simulation - Add `close_mint_token_ata` parameter to TradeSellParams for closing mint token ATA - Implement simulate_transaction function to validate transactions without blockchain submission - Update all examples to include new parameters (simulate: false, close_mint_token_ata: false) - Add comprehensive documentation for transaction simulation feature - Show detailed simulation output including logs, compute units, and errors - Print timing metrics in English for better international compatibility