Basic transaction system

api/db/migrations/20231107152332_transaction/migration.sql

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+/*
+  Warnings:
+
+  - Added the required column `type` to the `Transaction` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- CreateEnum
+CREATE TYPE "TransactionType" AS ENUM ('in', 'out');
+
+-- AlterTable
+ALTER TABLE "Part" ADD COLUMN     "transactionId" INTEGER;
+
+-- AlterTable
+ALTER TABLE "Transaction" ADD COLUMN     "quantities" INTEGER[],
+ADD COLUMN     "type" "TransactionType" NOT NULL;
+
+-- AddForeignKey
+ALTER TABLE "Part" ADD CONSTRAINT "Part_transactionId_fkey" FOREIGN KEY ("transactionId") REFERENCES "Transaction"("id") ON DELETE SET NULL ON UPDATE CASCADE;