What does 人よ幸あれ mean?


I'm wondering what 人よさちあれ means in this line:

> 我がためにガラス戸張りし人よさちあれ

I think さちあれ is 幸あれ, which I've seen translated as "good luck" or "bless you,"
etc. But how does it work here with the 人よ?

Thank you for your help!

