You are doing the right thing.

Keep offering her the breast and fluids
Keep her surroundings cool
Keep and eye on her
Keep up the panadol.

She may just be fighting something off so the temp is her bodies way of fighting the bug.

If she is otherwise happy I'd just keep doing what you are doing. If ithe temp won't come down or she doesn't seem right, might be worth a trip to the GP.

HTH
Spring