fix: polish reply threading + tool dedupe (thanks @mneves75) (#326)

src/auto-reply/reply/followup-runner.ts

@@ -10,10 +10,15 @@ import { logVerbose } from "../../globals.js";
 import { registerAgentRunContext } from "../../infra/agent-events.js";
 import { defaultRuntime } from "../../runtime.js";
 import { stripHeartbeatToken } from "../heartbeat.js";
+import type { OriginatingChannelType } from "../templating.js";
 import { SILENT_REPLY_TOKEN } from "../tokens.js";
 import type { GetReplyOptions, ReplyPayload } from "../types.js";
 import type { FollowupRun } from "./queue.js";
 import { extractReplyToTag } from "./reply-tags.js";
+import {
+  createReplyToModeFilter,
+  resolveReplyToMode,
+} from "./reply-threading.js";
 import { isRoutableChannel, routeReply } from "./route-reply.js";
 import { incrementCompactionCount } from "./session-updates.js";
 import type { TypingController } from "./typing.js";
@@ -179,6 +184,14 @@ export function createFollowupRunner(params: {
         if (stripped.shouldSkip && !hasMedia) return [];
         return [{ ...payload, text: stripped.text }];
       });
+      const replyToChannel =
+        queued.originatingChannel ??
+        (queued.run.messageProvider?.toLowerCase() as
+          | OriginatingChannelType
+          | undefined);
+      const applyReplyToMode = createReplyToModeFilter(
+        resolveReplyToMode(queued.run.config, replyToChannel),
+      );
 
       const replyTaggedPayloads: ReplyPayload[] = sanitizedPayloads
         .map((payload) => {
@@ -194,7 +207,8 @@ export function createFollowupRunner(params: {
             payload.text ||
             payload.mediaUrl ||
             (payload.mediaUrls && payload.mediaUrls.length > 0),
-        );
+        )
+        .map(applyReplyToMode);
 
       if (replyTaggedPayloads.length === 0) return;