fix: newline chunking across channels

extensions/nextcloud-talk/src/channel.ts

@@ -247,6 +247,7 @@ export const nextcloudTalkPlugin: ChannelPlugin<ResolvedNextcloudTalkAccount> =
   outbound: {
     deliveryMode: "direct",
     chunker: (text, limit) => getNextcloudTalkRuntime().channel.text.chunkMarkdownText(text, limit),
+    chunkerMode: "markdown",
     textChunkLimit: 4000,
     sendText: async ({ to, text, accountId, replyToId }) => {
       const result = await sendMessageNextcloudTalk(to, text, {

extensions/nextcloud-talk/src/config-schema.ts

@@ -44,6 +44,7 @@ export const NextcloudTalkAccountSchemaBase = z
     dmHistoryLimit: z.number().int().min(0).optional(),
     dms: z.record(z.string(), DmConfigSchema.optional()).optional(),
     textChunkLimit: z.number().int().positive().optional(),
+    chunkMode: z.enum(["length", "newline"]).optional(),
     blockStreaming: z.boolean().optional(),
     blockStreamingCoalesce: BlockStreamingCoalesceSchema.optional(),
     mediaMaxMb: z.number().positive().optional(),

extensions/nextcloud-talk/src/types.ts

@@ -62,6 +62,8 @@ export type NextcloudTalkAccountConfig = {
   dms?: Record<string, DmConfig>;
   /** Outbound text chunk size (chars). Default: 4000. */
   textChunkLimit?: number;
+  /** Chunking mode: "length" (default) splits by size; "newline" splits on every newline. */
+  chunkMode?: "length" | "newline";
   /** Disable block streaming for this account. */
   blockStreaming?: boolean;
   /** Merge streamed block replies before sending. */