My sewing room also has one light in the middle of the ceiling. Adding more lights in the ceilings wasn't an option for me. I picked up a couple of combination floor lamp with an adjustable reading lamp like this
https://www.walmart.com/ip/Mainstays...?selected=true. I can aim the reading lamp where I need light. They aren't heirloom quality but they have served their purpose for the last several years.