2.5 foot tank. T5 lights. Bubble curtain. Filter/Pump.
Don't buy too many fish until your tank is stable. Angel fish grow big :) oh and snails get out of control very very quickly.
3 x Angels, 3 x Darts, a small Yabbie I rescued from a pet shop and a few other things. The Yabbie likes to re-arrange things in my tank.
A few live plants that my snails are eating :( also a printed background.
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Keeping anemones in a reef tank can be a challenge if you are not fully prepared.
Cultivating a nano tank can be an exciting challenge but unless you choose the right fish for your tank, you may be in trouble.
When you see signs of stress in your fish, you can then take steps to identify the source of that stress and then to resolve it before it becomes a major issue.