fix: avoid duplicate block-stream payloads

CHANGELOG.md

@@ -14,6 +14,7 @@
 - Config: expose schema + UI hints for generic config forms (Web UI + future clients).
 
 ### Fixes
+- Auto-reply: drop final payloads when block streaming to avoid duplicate Discord sends.
 - Telegram: chunk block-stream replies to avoid “message is too long” errors (#124) — thanks @mukhtharcm.
 - Block streaming: default to text_end and suppress duplicate block sends while in-flight.
 - Block streaming: drop final payloads after soft chunking to keep Discord order intact.

src/auto-reply/reply.ts

@@ -2240,13 +2240,13 @@ export async function getReplyFromConfig(
                   return;
                 }
                 pendingStreamedPayloadKeys.add(payloadKey);
-                didStreamBlockReply = true;
                 const task = (async () => {
                   await startTypingOnText(cleaned);
                   await opts.onBlockReply?.(blockPayload);
                 })()
                   .then(() => {
                     streamedPayloadKeys.add(payloadKey);
+                    didStreamBlockReply = true;
                   })
                   .catch((err) => {
                     logVerbose(`block reply delivery failed: ${String(err)}`);
@@ -2348,7 +2348,7 @@ export async function getReplyFromConfig(
       );
 
     const shouldDropFinalPayloads =
-      blockStreamingEnabled && blockReplyChunking && didStreamBlockReply;
+      blockStreamingEnabled && didStreamBlockReply;
     const filteredPayloads = shouldDropFinalPayloads
       ? []
       : blockStreamingEnabled