message: Fix build warning
diff: @@ -118,7 +118,7 @@ function Main(props : InfoViewState) {
  if (!props) {return null}
  return <>
  <Info {...props.cursorInfo} key="cursor"/>
  - {props.pinnedInfos && props.pinnedInfos.map (pi => <Info {...props.cursorInfo} key={pi.key}/>)}
  + {props.pinnedInfos && props.pinnedInfos.map (pi => <Info {...props.cursorInfo} key={pi.location_name}/>)}
  </>
  }
  