Added migration for current db schema

prisma/migrations/20210613133618_add_team_membership_verification/migration.sql

@@ -0,0 +1,26 @@
+-- CreateEnum
+CREATE TYPE "MembershipRole" AS ENUM ('MEMBER', 'OWNER');
+
+-- CreateTable
+CREATE TABLE "Team" (
+    "id" SERIAL NOT NULL,
+    "name" TEXT,
+
+    PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "Membership" (
+    "teamId" INTEGER NOT NULL,
+    "userId" INTEGER NOT NULL,
+    "accepted" BOOLEAN NOT NULL DEFAULT false,
+    "role" "MembershipRole" NOT NULL,
+
+    PRIMARY KEY ("userId","teamId")
+);
+
+-- AddForeignKey
+ALTER TABLE "Membership" ADD FOREIGN KEY ("teamId") REFERENCES "Team"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "Membership" ADD FOREIGN KEY ("userId") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;