Prisma init.

backend/prisma/migrations/20220907234937_init/migration.sql

@@ -0,0 +1,11 @@
+-- CreateTable
+CREATE TABLE "User" (
+    "id" TEXT NOT NULL,
+    "email" TEXT NOT NULL,
+    "time_joined" INTEGER NOT NULL,
+
+    CONSTRAINT "User_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "User_email_key" ON "User"("email");

backend/prisma/migrations/migration_lock.toml

@@ -0,0 +1,3 @@
+# Please do not edit this file manually
+# It should be added in your version-control system (i.e. Git)
+provider = "postgresql"