Update README for all 4 keys; add .env info
Update README for all 4 keys; add .env info

atlrug/atlrug4,jasnow/atlrug5-edge,jasnow/atlrug5-edge,atlrug/atlrug4,jasnow/atlrug5,atlrug/atlrug4,jasnow/atlrug5,jasnow/atlrug5-edge,jasnow/atlrug5,atlrug/atlrug,atlrug/atlrug,atlrug/atlrug