ALTER TABLE "versions" ADD COLUMN "status" TEXT NOT NULL DEFAULT 'planned';
ALTER TABLE "versions" ADD COLUMN "current_stage" TEXT;
ALTER TABLE "versions" ADD COLUMN "start_date" TIMESTAMP(3);
ALTER TABLE "versions" ADD COLUMN "expected_release_date" TIMESTAMP(3);
ALTER TABLE "versions" ADD COLUMN "members" JSONB NOT NULL DEFAULT '[]';
ALTER TABLE "versions" ADD COLUMN "progress" JSONB NOT NULL DEFAULT '[]';
ALTER TABLE "versions" ADD COLUMN "priority" INTEGER;
ALTER TABLE "versions" ADD COLUMN "links" JSONB NOT NULL DEFAULT '{}';
