chore: Migrate authentication to new tables (#1929)

This work provides a foundation for a more pluggable authentication system such as the one outlined in #1317.

closes #1317

server/scripts/bootstrap.js

@@ -0,0 +1,6 @@
+// @flow
+if (process.env.NODE_ENV !== "test") {
+  require("dotenv").config({ silent: true });
+}
+
+process.env.SINGLE_RUN = true;