prisma migration + back auth/me/likes + front API add and get methods for liked song

back/prisma/migrations/20230822074959_liked_songs/migration.sql

@@ -0,0 +1,8 @@
+/*
+  Warnings:
+
+  - Added the required column `likedSongs` to the `User` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN     "likedSongs" JSONB NOT NULL DEFAULT '{}'::jsonb;

back/prisma/schema.prisma

@@ -21,6 +21,7 @@ model User {
     SongHistory   SongHistory[]
     searchHistory SearchHistory[]
     settings      UserSettings?
+    likedSongs    Json?
 }
 
 model UserSettings {