feat: add room and service management

src/lib/schemas/services.schema.ts

@@ -0,0 +1,12 @@
+import { z } from 'zod';
+import { idSchema, moneyGbp, optionalText, requiredText } from './shared.schema';
+
+export const serviceCreateSchema = z.object({
+	name: requiredText('Service name'),
+	category: optionalText(120),
+	unit: requiredText('Unit', 80).default('each'),
+	priceGbp: moneyGbp,
+	description: optionalText(1000)
+});
+
+export const serviceEditSchema = serviceCreateSchema.extend(idSchema.shape);