feat(Message): add and handle isEdited property when edited/continued as this can include user input

packages/data-provider/src/schemas.ts

@@ -77,6 +77,7 @@ export const tMessageSchema = z.object({
   sender: z.string(),
   text: z.string(),
   generation: z.string().nullable().optional(),
+  isEdited: z.boolean().optional(),
   isCreatedByUser: z.boolean(),
   error: z.boolean(),
   createdAt: z