wip: replace packages with pure files

packages/game/schema/response.ts

@@ -0,0 +1,9 @@
+import { z } from 'zod'
+
+export const responseSchema = z.object({
+  type: z.enum(['narrative', 'dialogue']).default('narrative'),
+  content: z.string(),
+  hint: z.string().optional(),
+})
+
+export type IResponse = z.infer<typeof responseSchema>