refactor: propagate parse errors in to_trade and generalize WebSocket start

feat(binance): make avg_stats generic over AsRef<str>

feat(metrics): add websocket_metrics.rs to analyze @trade and @aggTrade stream stats

refactor(ipc): clean up imports and add TODOs in SHM and TCP modules

refactor: clean up imports, introduce SCALE_FACTOR, and improve logging/errors

refactor(binance): switch to typed WebSocket payload parsing

(clean up): Ran linter and added a bit of logging.

update README.md

add gitignore and Cargo.lock

Update README.md

updated README.md

ensure TCP_NODELAY is on

update shm queue

update README.md

cleaned up warnings