navbar and notifications

api/prisma/schema.prisma

@@ -11,6 +11,11 @@ datasource db {
 }
 
 model Listing {
+
+    // example listingId 2148851036
+    // works fine as a JS number
+    // but JS numbers are cast to int4 for pg by prisma
+    // becomes -2146116260
     id         BigInt      @id
     seller     BigInt
     data       Json