fix(cron): preserve UTF-16 table boundaries (#103616)

* fix(cron): preserve table Unicode boundaries

* refactor(cron): size table cells by display width

* docs(changelog): credit cron table fix

* fix(cron): sanitize Unicode table cells

* fix(cron): keep table truncation UTF-16 safe

---------

Co-authored-by: Peter Steinberger <steipete@gmail.com>

src/cli/cron-cli/shared.test.ts

@@ -90,6 +90,21 @@ describe("printCronList", () => {
     expectLogsToInclude(logs, "isolated");
   });
 
+  it.each([
+    ["split surrogate", `${"x".repeat(20)}🚀tail`, `${"x".repeat(20)}...`],
+    ["ASCII boundary", `${"x".repeat(21)}Atail`, `${"x".repeat(21)}...`],
+    ["intact surrogate pair", `${"x".repeat(19)}🚀tail`, `${"x".repeat(19)}🚀...`],
+  ])("keeps %s truncation UTF-16 safe", (_label, name, expected) => {
+    const { logs, runtime } = createRuntimeLogCapture();
+
+    printCronList([createBaseJob({ name })], runtime);
+
+    expectLogsToInclude(logs, expected);
+    const output = logs.join("\n");
+    expect(Buffer.from(output, "utf8").toString("utf8")).toBe(output);
+    expect(output).not.toContain("\uFFFD");
+  });
+
   it("shows declaration metadata and existing run status", () => {
     const job = createBaseJob({
       declarationKey: "daily-report",

src/cli/cron-cli/shared.ts

@@ -7,6 +7,7 @@ import {
   normalizeLowercaseStringOrEmpty,
   normalizeOptionalString,
 } from "@openclaw/normalization-core/string-coerce";
+import { truncateUtf16Safe } from "@openclaw/normalization-core/utf16-slice";
 import { colorize, isRich, theme } from "../../../packages/terminal-core/src/theme.js";
 import { listChannelPlugins } from "../../channels/plugins/index.js";
 import { parseAbsoluteTimeMs } from "../../cron/parse.js";
@@ -360,9 +361,9 @@ const truncate = (value: string, width: number) => {
     return value;
   }
   if (width <= 3) {
-    return value.slice(0, width);
+    return truncateUtf16Safe(value, width);
   }
-  return `${value.slice(0, width - 3)}...`;
+  return `${truncateUtf16Safe(value, width - 3)}...`;
 };
 
 const formatIsoMinute = (iso: string) => {