Solana wallet operations - create wallets, check balances, send SOL/tokens, swap via Jupiter, launch tokens on Pump.fun
- Added Pump.fun token launch support, including new `scripts/pumpfun.py` script. - Updated documentation describing how to launch tokens on Pump.fun, with options for name, symbol, image, dev buy, and custom mint keys. - Expanded triggers to recognize "pumpfun", "pump.fun", and "launch token". - Examples and usage instructions added for launching and configuring Pump.fun tokens.