Add TradeMux.io site in proprietary service and training example (#405)

* Add TradeMux.io site and training example

* Fix formatting for TradeMux Snippets entry in README

Switch to space-hyphen-space for entry 1

README.md

@@ -614,9 +614,11 @@ A curated list of insanely awesome libraries, packages and resources for Quants
 - [AlgoTradingLib](https://github.com/usdaud/algotradinglib.github.io) - A catalog of algorithmic trading libraries, frameworks, strategies, and educational materials.
 - [Portfolio Optimization Book](https://portfoliooptimizationbook.com/) - Prof. Daniel Palomar's Portfolio Optimization Book. [GitHub](https://github.com/dppalomar/pob)
 - [direct_vola](https://github.com/wol-fi/direct_vola) - `Python` `R` - Demo code for direct Black-Scholes implied-volatility calculation from normalized call prices via the inverse-Gaussian quantile representation.
+- [TradeMux Snippets](https://github.com/KVignesh122/trademux-examples) - `Python` - Code snippets for Metatrader (MT5) forex/CFD trading and data retrieval via trademux API client.
 
 ## Commercial & Proprietary Services
 
+- [TradeMux](https://trademux.io) - Unified forex trading API gateway to Metatrader (MT4/MT5), Oanda and cTrader.
 - [Chartscout](https://chartscout.io) - Real-time cryptocurrency chart pattern detection with automated alerts across multiple exchanges.
 - [DayTradingBench](https://daytradingbench.com) - Live autonomous benchmark that evaluates LLM trading performance on DAX and Nasdaq indices using identical strategies and real-time market data. API access available.
 - [CoinTester](https://cointester.io) - No-code crypto backtesting platform with 100+ indicators, AI sentiment signals, and 5+ years of historical data across 1,000+ trading pairs.