Betta Fish: First decent tank for Hannibal🎏

Specs
6.6 gallon
LED light source
5 gallon heater

Decor
Assorted plants
Coconut shell
Moss ring
Duckweed
Marbles for substrate

Diet
Fluval bloodworms
Tetra BettaMin small pellets

Water type
Mostly tap with aqua safe
Imagitarium almond leaf water 2 liters for healing his slight fin rot

Any recommendations are welcome and wanted!