feat: set me_voted for poll messages

src/api/routes/channels/#channel_id/messages/index.ts

@@ -46,6 +46,7 @@ import {
     MessageCreateCloudAttachment,
     MessageCreateSchema,
     PartialUser,
+    PollAnswerCount,
     PublicMessage,
     Reaction,
     ReadStateType,
@@ -213,6 +214,13 @@ router.get(
                     return att;
                 }) ?? [];
 
+            (x.poll?.results?.answer_counts as (PollAnswerCount & { voters?: string[] })[]).map((answer) => {
+                answer.me_voted = answer.voters!.includes(req.user_id);
+                delete answer.voters;
+
+                return answer;
+            });
+
             /**
 			Some clients ( discord.js ) only check if a property exists within the response,
 			which causes errors when, say, the `application` property is `null`.