fix: preserve markdown fences when chunking

src/discord/monitor.ts

@@ -15,7 +15,10 @@ import {
   type PartialUser,
   type User,
 } from "discord.js";
-import { chunkText, resolveTextChunkLimit } from "../auto-reply/chunk.js";
+import {
+  chunkMarkdownText,
+  resolveTextChunkLimit,
+} from "../auto-reply/chunk.js";
 import { hasControlCommand } from "../auto-reply/command-detection.js";
 import { formatAgentEnvelope } from "../auto-reply/envelope.js";
 import { dispatchReplyFromConfig } from "../auto-reply/reply/dispatch-from-config.js";
@@ -1295,7 +1298,7 @@ async function deliverReplies({
     const replyToId = payload.replyToId;
     if (!text && mediaList.length === 0) continue;
     if (mediaList.length === 0) {
-      for (const chunk of chunkText(text, chunkLimit)) {
+      for (const chunk of chunkMarkdownText(text, chunkLimit)) {
         const replyTo = resolveDiscordReplyTarget({
           replyToMode,
           replyToId,

src/discord/send.ts

@@ -12,7 +12,7 @@ import type {
   RESTPostAPIGuildScheduledEventJSONBody,
 } from "discord-api-types/v10";
 
-import { chunkText } from "../auto-reply/chunk.js";
+import { chunkMarkdownText } from "../auto-reply/chunk.js";
 import { loadConfig } from "../config/config.js";
 import {
   normalizePollDurationHours,
@@ -360,7 +360,7 @@ async function sendDiscordText(
     })) as { id: string; channel_id: string };
     return res;
   }
-  const chunks = chunkText(text, DISCORD_TEXT_LIMIT);
+  const chunks = chunkMarkdownText(text, DISCORD_TEXT_LIMIT);
   let last: { id: string; channel_id: string } | null = null;
   let isFirst = true;
   for (const chunk of chunks) {