feat: Add persistent storage for services

prisma/migrations/20220418214843_persistent_storage_services/migration.sql

@@ -0,0 +1,12 @@
+-- CreateTable
+CREATE TABLE "ServicePersistentStorage" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "serviceId" TEXT NOT NULL,
+    "path" TEXT NOT NULL,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "ServicePersistentStorage_serviceId_fkey" FOREIGN KEY ("serviceId") REFERENCES "Service" ("id") ON DELETE RESTRICT ON UPDATE CASCADE
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "ServicePersistentStorage_serviceId_path_key" ON "ServicePersistentStorage"("serviceId", "path");