stocking idea for planted tank

Hello! Been a while, come around and give your ideas! Please. Bought a tank from a friend who needed space. So here I am, pondering what to get while it cycles. Dimensions cm: 59 x 59 x 70 Dimensions inch: 23 x 23 x 27 With a 85(cm) / 33(inch) tall stand. Looking to keep it freshwater and...

I have a 3 gallon planted tank that used to have a betta, nerite snail, and otocinclus. the nerite snail died awhile ago, and my halfmoon betta died on sunday at 3 years old... now it's just the lone oto. (I know, I shouldn't have a lone oto in such a small tank, but he's been fine for the past...