Since I did say I want to create a calming environment , I thought placing a wind chime indoors would be interesting. So I did some research and discovered online a similar attempt using an arduino to move a wind chime in the absence of great wind.
https://www.youtube.com/watch?v=Hs_0LAAL6Rs&t=498s
House of
Hacks ,2014. Hanging Wind Chimes Indoors - A simple Arduino project