TradingView EMA Crossover Strategy

I need a clean, well-commented Pine Script (v5) that trades on TradingView whenever the 20 EMA crosses the 50 EMA. The core crossover is straightforward; however, entries and exits must respect an additional... (Budget: ₹600 - ₹1500 INR, Jobs: Backtesting, Data Visualization, Financial Markets, Market Analysis, Pine Script, Risk Management, Scripting, Software Development)