Add notification_text column to settings model in Prisma schema and migration

prisma/migrations/20250417145101_settings_notification_text/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "settings" ADD COLUMN     "notification_text" TEXT;

prisma/schema.prisma

@@ -47,6 +47,7 @@ model server {
 model settings {
   id            Int       @id @default(autoincrement())
   uptime_checks          Boolean       @default(true)
+  notification_text       String?
 }
 
 model user {