Add guest profiles

back/prisma/migrations/20230323054114_/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN     "isGuest" BOOLEAN NOT NULL DEFAULT false;

back/prisma/migrations/20230323061423_/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN     "partyPlayed" INTEGER NOT NULL DEFAULT 0;

back/prisma/schema.prisma

@@ -14,6 +14,8 @@ model User {
     username      String          @unique
     password      String
     email         String
+    isGuest       Boolean         @default(false)
+    partyPlayed   Int             @default(0)
     LessonHistory LessonHistory[]
     SongHistory   SongHistory[]
     searchHistory SearchHistory[]