prototype working state

backend/prisma/migrations/20250409200647_add_user_to_collection/migration.sql

@@ -0,0 +1,17 @@
+/*
+  Warnings:
+
+  - Added the required column `userId` to the `Collection` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- AlterTable
+ALTER TABLE "Collection" ADD COLUMN     "userId" TEXT;
+
+-- Update existing rows with a default user ID
+UPDATE "Collection" SET "userId" = 'default-user-id' WHERE "userId" IS NULL;
+
+-- AlterTable
+ALTER TABLE "Collection" ALTER COLUMN "userId" SET NOT NULL;
+
+-- AddForeignKey
+ALTER TABLE "Collection" ADD CONSTRAINT "Collection_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE RESTRICT ON UPDATE CASCADE;