Dogecoin rebounded to $0.226 on May 21 following a dip from a high of $0.24.Bullish flag and triangle patterns suggest breakout targets between $0.30 and $0.37.200-day EMA at $0.21 holds firm; RSI at 59 signals room for further upside.On-chain data indicates positive sentiment, with uptick in activity among dormant addresses and positive funding rates for Dogecoin.