DB => Add secret to Assignment

ExpressAPI/prisma/migrations/20240430110701_add_assignment_secret/migration.sql

+-- AlterTable
+ALTER TABLE `Assignment` ADD COLUMN `secret` CHAR(36) NULL;
+UPDATE `Assignment` SET `secret` = uuid();
\ No newline at end of file

ExpressAPI/prisma/migrations/20240430110915_make_assignment_secret_unique/migration.sql

+/*
+  Warnings:
+
+  - A unique constraint covering the columns `[secret]` on the table `Assignment` will be added. If there are existing duplicate values, this will fail.
+  - Made the column `secret` on table `Assignment` required. This step will fail if there are existing NULL values in that column.
+
+*/
+-- AlterTable
+ALTER TABLE `Assignment` MODIFY `secret` CHAR(36) NOT NULL;
+
+-- CreateIndex
+CREATE UNIQUE INDEX `Assignment_secret_key` ON `Assignment`(`secret`);

ExpressAPI/prisma/schema.prisma

@@ -28,6 +28,7 @@ model User {
 
 model Assignment {
     name               String   @id
+    secret             String   @unique @db.Char(36)
     gitlabId           Int
     gitlabLink         String
     gitlabCreationInfo Json     @db.Json