Add maintence options to blueprints

server/private/lib/blueprints/types.ts

@@ -0,0 +1,9 @@
+import { z } from "zod";
+
+export const MaintenanceSchema = z.object({
+    enabled: z.boolean().optional(),
+    type: z.enum(["forced", "automatic"]).optional(),
+    title: z.string().max(255).nullable().optional(),
+    message: z.string().max(2000).nullable().optional(),
+    "estimated-time": z.string().max(100).nullable().optional()
+});