feat: health check seo

backend/prisma/migrations/20260525122431_health_check_seo/migration.sql

@@ -0,0 +1,14 @@
+/*
+  Warnings:
+
+  - A unique constraint covering the columns `[seoId]` on the table `HealthPackage` will be added. If there are existing duplicate values, this will fail.
+
+*/
+-- AlterTable
+ALTER TABLE "HealthPackage" ADD COLUMN     "seoId" INTEGER;
+
+-- CreateIndex
+CREATE UNIQUE INDEX "HealthPackage_seoId_key" ON "HealthPackage"("seoId");
+
+-- AddForeignKey
+ALTER TABLE "HealthPackage" ADD CONSTRAINT "HealthPackage_seoId_fkey" FOREIGN KEY ("seoId") REFERENCES "Seo"("id") ON DELETE SET NULL ON UPDATE CASCADE;