Add feedback voting and thumbs capture flow

Co-Authored-By: Paperclip <noreply@paperclip.ing>

packages/shared/src/validators/instance.ts

@@ -1,7 +1,12 @@
 import { z } from "zod";
+import { DEFAULT_FEEDBACK_DATA_SHARING_PREFERENCE } from "../types/feedback.js";
+import { feedbackDataSharingPreferenceSchema } from "./feedback.js";
 
 export const instanceGeneralSettingsSchema = z.object({
   censorUsernameInLogs: z.boolean().default(false),
+  feedbackDataSharingPreference: feedbackDataSharingPreferenceSchema.default(
+    DEFAULT_FEEDBACK_DATA_SHARING_PREFERENCE,
+  ),
 }).strict();
 
 export const patchInstanceGeneralSettingsSchema = instanceGeneralSettingsSchema.partial();