fix(irc): sanitize internal tool-trace lines from outbound text (#97214)

* fix(irc): sanitize internal tool-trace lines from outbound text

* fix(irc): sanitize internal tool-trace lines from outbound text

---------

Co-authored-by: Vincent Koc <vincentkoc@ieee.org>

extensions/irc/src/channel.test.ts

@@ -15,3 +15,21 @@ describe("irc outbound chunking", () => {
     expect(ircOutboundBaseAdapter.textChunkLimit).toBe(350);
   });
 });
+
+describe("irc outbound sanitizeText", () => {
+  afterEach(() => {
+    clearIrcRuntime();
+  });
+
+  it("strips internal tool-trace banners before outbound delivery", () => {
+    const text = "Done.\n⚠️ 🛠️ `search repos (agent)` failed";
+
+    expect(ircOutboundBaseAdapter.sanitizeText({ text })).toBe("Done.");
+  });
+
+  it("preserves ordinary assistant prose while sanitizing", () => {
+    const text = "The pipeline has 3 open deals.";
+
+    expect(ircOutboundBaseAdapter.sanitizeText({ text })).toBe(text);
+  });
+});

extensions/irc/src/outbound-base.ts

@@ -1,5 +1,6 @@
 // Irc plugin module implements outbound base behavior.
 import { sanitizeForPlainText } from "openclaw/plugin-sdk/channel-outbound";
+import { sanitizeAssistantVisibleText } from "openclaw/plugin-sdk/text-chunking";
 import { chunkTextForOutbound } from "./channel-api.js";
 
 export const ircOutboundBaseAdapter = {
@@ -7,5 +8,9 @@ export const ircOutboundBaseAdapter = {
   chunker: chunkTextForOutbound,
   chunkerMode: "markdown" as const,
   textChunkLimit: 350,
-  sanitizeText: ({ text }: { text: string }) => sanitizeForPlainText(text),
+  // IRC's plain-text pass does not remove assistant scaffolding. Run the
+  // canonical delivery sanitizer first so internal tool traces are dropped
+  // before channel formatting.
+  sanitizeText: ({ text }: { text: string }) =>
+    sanitizeForPlainText(sanitizeAssistantVisibleText(text)),
 };