The recent release of LightSwitch for Visual Studio 2012 included some updates around publishing to Azure. Most importantly, we have made it even easier to publish your LightSwitch applications to Azure Web Sites by improving the publish wizard. For more information on these updates, and a step-by-step walkthrough on publishing to Azure, check out the recently updated blog post: Publishing LightSwitch Apps to Azure with Visual Studio 2012.
Enjoy!
-Andrew Lader, LightSwitch Team