-- AlterTable
ALTER TABLE "admins" ALTER COLUMN "auth_user_id" DROP NOT NULL;

-- AlterTable
ALTER TABLE "admins" ADD COLUMN "password_hash" TEXT;

-- CreateTable
CREATE TABLE "sessions" (
    "id" UUID NOT NULL,
    "token_hash" TEXT NOT NULL,
    "admin_id" UUID NOT NULL,
    "expires_at" TIMESTAMPTZ NOT NULL,
    "created_at" TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,

    CONSTRAINT "sessions_pkey" PRIMARY KEY ("id")
);

-- CreateIndex
CREATE UNIQUE INDEX "sessions_token_hash_key" ON "sessions"("token_hash");

-- CreateIndex
CREATE INDEX "sessions_admin_id_idx" ON "sessions"("admin_id");

-- AddForeignKey
ALTER TABLE "sessions" ADD CONSTRAINT "sessions_admin_id_fkey" FOREIGN KEY ("admin_id") REFERENCES "admins"("id") ON DELETE CASCADE ON UPDATE CASCADE;