Dogecoin (DOGE) closed last week on a bullish note after testing critical technical levels.A Hammer-like formation on the weekly chart signals strong support and a potential bullish reversal.The 0.786 Fibonacci retracement level at $0.167 is a significant resistance that needs to be surpassed for a confirmed momentum.On-chain data shows a recovery in wallets holding at least 1 million DOGE and active addresses at 4-month highs, indicating bullish signs.