From ca209439db3774c791cb917c6a56d79ce2c93dcc Mon Sep 17 00:00:00 2001
From: clh02467605 <clh02467605@alibaba-inc.com>
Date: Tue, 13 Oct 2026 16:32:21 +0800
Subject: [PATCH 1/2] fix(update): exit non-zero when CLI upgrade fails

---
 packages/commands/src/commands/update.ts | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/packages/commands/src/commands/update.ts b/packages/commands/src/commands/update.ts
index f7753e0c0..72cadc87d 100644
--- a/packages/commands/src/commands/update.ts
+++ b/packages/commands/src/commands/update.ts
@@ -6,6 +6,7 @@ import {
   DEFAULT_INSTALL_PS1_URL,
   DEFAULT_INSTALL_SCRIPT_URL,
   defineCommand,
+  ExitCode,
   getConfigDir,
   getUpdateInstallMethod,
   type InstallMethod,
@@ -155,9 +156,12 @@ export default defineCommand({
           error instanceof BailianError && error.hint
             ? error.hint.replace(/^Re-run:\s*/i, "")
             : binaryReinstallHint().trim();
-        process.stderr.write(`\nAutomatic binary update failed: ${message}\n`);
-        process.stderr.write("Re-run the install script:\n");
-        process.stderr.write(`  ${reinstall}\n\n`);
+        throw new BailianError(
+          `Automatic binary update failed: ${message}`,
+          ExitCode.GENERAL,
+          `Re-run the install script:\n  ${reinstall}`,
+          { cause: error },
+        );
       }
       return;
     }
@@ -179,9 +183,13 @@ export default defineCommand({
         process.stderr.write(`\n${color.green("\u2713 Update complete.")}\n`);
       }
       updateAgentSkill(color);
-    } catch {
-      process.stderr.write("\nAutomatic update failed. Please run manually:\n");
-      process.stderr.write(`  ${cmd}\n\n`);
+    } catch (error) {
+      throw new BailianError(
+        "Automatic update failed.",
+        ExitCode.GENERAL,
+        `Please run manually:\n  ${cmd}`,
+        { cause: error },
+      );
     }
   },
 });

From 47121801aef1ecadd85e14091b07346d8b909dd4 Mon Sep 17 00:00:00 2001
From: clh02467605 <clh02467605@alibaba-inc.com>
Date: Tue, 13 Oct 2026 17:06:54 +0800
Subject: [PATCH 2/2] fix(update): non-zero exit when latest version unknown;
 dedupe binary failure message

---
 packages/commands/src/commands/update.ts | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/packages/commands/src/commands/update.ts b/packages/commands/src/commands/update.ts
index 72cadc87d..1d1b40bee 100644
--- a/packages/commands/src/commands/update.ts
+++ b/packages/commands/src/commands/update.ts
@@ -122,8 +122,11 @@ export default defineCommand({
     const targetVersion = pinnedVersion ?? (await resolveLatest(method, npmPackage));
 
     if (!targetVersion) {
-      process.stderr.write(`${color.yellow("Could not determine the latest version.")}\n`);
-      return;
+      throw new BailianError(
+        "Could not determine the latest version.",
+        ExitCode.GENERAL,
+        "Check network access, or pass --to <version>.",
+      );
     }
 
     if (targetVersion === currentVersion) {
@@ -157,10 +160,10 @@ export default defineCommand({
             ? error.hint.replace(/^Re-run:\s*/i, "")
             : binaryReinstallHint().trim();
         throw new BailianError(
-          `Automatic binary update failed: ${message}`,
+          "Automatic binary update failed.",
           ExitCode.GENERAL,
           `Re-run the install script:\n  ${reinstall}`,
-          { cause: error },
+          { cause: message },
         );
       }
       return;