zenno/chara/convo: integrate umadump talk gallery

Fixes #47.

zenno/src/lib/umadump/talk.ts

@@ -0,0 +1,14 @@
+import * as z from 'zod';
+
+const Entry = z.strictObject({
+	home_story_trigger_id: z.int32(),
+	new_flag: z.literal(0).or(z.literal(1)),
+});
+
+export type Entry = z.infer<typeof Entry>;
+
+export const Gallery = z.object({
+	talk_gallery_list: z.array(Entry),
+});
+
+export type Gallery = z.infer<typeof Gallery>;