Since your not adding coral lights won't be a big deal. The more white/yellow spectrum the more algae can grow.
You do need a circulation pump aimed at surface for flow. This will help oxygenate the tank. Before buying to much, let's find this out.
What fish are you wanting to keep?
Since new and haven't seen you list let's make sure what you want will work in that size tank. Let's us know the must have fish you want as you may need larger tank. Also need to look at compatibility.
From there if tank is appropriate size then you will need more rocks and power heads for oxygen and movement. But if you want to upgrade you'll need to order even more and larger power heads possibly
You do need a circulation pump aimed at surface for flow. This will help oxygenate the tank. Before buying to much, let's find this out.
What fish are you wanting to keep?
Since new and haven't seen you list let's make sure what you want will work in that size tank. Let's us know the must have fish you want as you may need larger tank. Also need to look at compatibility.
From there if tank is appropriate size then you will need more rocks and power heads for oxygen and movement. But if you want to upgrade you'll need to order even more and larger power heads possibly