Completed MVP

It probably took longer than it should, but I was fussy with the images - threw a whole batch back to the artists for things like "rounded corners" versus "square corners".

Meanwhile, for "better security", we opted to adopt AWS Cognito instead of storing user emails on a cheaper database from our shared host. A bit of learning curve there, but we feel it's worth it to protect users who came to show us support despite not knowing us.