added cli parameter to toggle registraion, and split the monorepo: now this is only the backend

run_db.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
-podman build -t chatapp-db ./db
+podman build -t frangipane-db ./db
 podman run --replace -d \
-    --name chatapp-db \
+    --name frangipane-db \
     -p 5432:5432 \
-    chatapp-db
+    frangipane-db