تعریف و معنای "[have] it made in the shade"

What is the origin of the idiom "have it made in the shade" and when to use it?

The origin of the phrase "have it made in the shade" is uncertain, but it likely emerged in the United States during the mid-20th century. This idiom is used to describe someone who is in a highly favorable or advantageous position, often characterized by prosperity, success, and a lack of worries or difficulties.