fix(runtime): preserve Slack anchors from prompt arrays

Author: guanbear

extensions/octoclaw-runtime/src/__tests__/extension-entry-resolvers.test.ts

@@ -2,7 +2,7 @@ import fsSync from "node:fs";
 import os from "node:os";
 import path from "node:path";
 import { afterEach, beforeEach, describe, expect, it } from "vitest";
-import { buildPromptContextProjection, extractInboundMessageTimestamp, parseOctoClawStatusFastPathCommand, parseOctoClawTaskActionFastPathCommand, resolveDelegationCapability, resolveReactionAckConfig } from "../extension-entry.js";
+import { buildPromptContextProjection, extractInboundMessageTimestamp, extractInboundMessageTimestampWithSource, parseOctoClawStatusFastPathCommand, parseOctoClawTaskActionFastPathCommand, resolveDelegationCapability, resolveReactionAckConfig } from "../extension-entry.js";
 import { extractPromptText } from "../extension-entry-helpers.js";
 import { nativeSpawnIntentStore } from "../delegate/native-spawn-intent-store.js";
 import { policyState } from "../state/policy-state.js";
@@ -214,4 +214,32 @@ describe("extractInboundMessageTimestamp", () => {
       "",
     )).toBe("1777737951.706329");
   });
+
+  it("finds Slack timestamps inside OpenClaw before-prompt message arrays", () => {
+    const event = {
+      messages: [{
+        role: "user",
+        content: [{
+          type: "text",
+          text: [
+            "Conversation info (untrusted metadata):",
+            "```json",
+            "{",
+            "  \"message_id\": \"1780479647.749959\",",
+            "  \"reply_to_id\": \"1780479647.749959\"",
+            "}",
+            "```",
+            "",
+            "委派子agent 帮我审计 Macmini 上 OpenClaw/OctoClaw 的后台任务。",
+          ].join("\n"),
+        }],
+      }],
+    };
+
+    expect(extractInboundMessageTimestamp({}, event, "")).toBe("1780479647.749959");
+    expect(extractInboundMessageTimestampWithSource({}, event, "")).toEqual({
+      ts: "1780479647.749959",
+      source: "event",
+    });
+  });
 });

extensions/octoclaw-runtime/src/inbound-timestamps.ts

@@ -17,12 +17,20 @@ const INBOUND_MESSAGE_TS_KEYS = new Set([
 ]);
 
 export function findInboundMessageTimestamp(value: unknown, depth = 0, seen = new Set<object>()): string {
-  if (depth > 5 || value === null || value === undefined) return "";
+  if (value === null || value === undefined) return "";
   if (typeof value === "string") {
     const text = value.trim();
     return SLACK_MESSAGE_TS_PATTERN.test(text) ? text : "";
   }
-  if (typeof value !== "object" || Array.isArray(value)) return "";
+  if (depth > 5) return "";
+  if (Array.isArray(value)) {
+    for (const item of value) {
+      const nested = findInboundMessageTimestamp(item, depth + 1, seen);
+      if (nested) return nested;
+    }
+    return "";
+  }
+  if (typeof value !== "object") return "";
   if (seen.has(value)) return "";
   seen.add(value);
   const record = value as UnknownRecord;
@@ -132,7 +140,7 @@ export function resolveSlackMessageReceivedSessionKey(event: UnknownRecord, ctx:
 /** Scan ALL string values in an object tree for a Slack ts pattern.
  * Used as a fallback when the key name is non-standard. */
 function findAnySlackTs(value: unknown, depth = 0, seen = new Set<object>()): string {
-  if (depth > 4 || value === null || value === undefined) return "";
+  if (value === null || value === undefined) return "";
   if (typeof value === "string") {
     // Only match strings that look like a standalone Slack ts (not embedded in a larger number)
     if (SLACK_MESSAGE_TS_PATTERN.test(value.trim())) return value.trim();
@@ -141,7 +149,15 @@ function findAnySlackTs(value: unknown, depth = 0, seen = new Set<object>()): st
     if (m) return m[1];
     return "";
   }
-  if (typeof value !== "object" || Array.isArray(value)) return "";
+  if (depth > 4) return "";
+  if (Array.isArray(value)) {
+    for (const item of value) {
+      const found = findAnySlackTs(item, depth + 1, seen);
+      if (found) return found;
+    }
+    return "";
+  }
+  if (typeof value !== "object") return "";
   if (seen.has(value as object)) return "";
   seen.add(value as object);
   for (const v of Object.values(value as Record<string, unknown>)) {