fix: handle daemon install failure in wizard

src/wizard/onboarding.finalize.ts

@@ -163,10 +163,9 @@ export async function finalizeOnboardingWizard(options: FinalizeOnboardingOption
     if (!loaded || (loaded && (await service.isLoaded({ env: process.env })) === false)) {
       const devMode =
         process.argv[1]?.includes(`${path.sep}src${path.sep}`) && process.argv[1]?.endsWith(".ts");
-      await withWizardProgress(
+      const progress = prompter.progress("Gateway daemon");
-        "Gateway daemon",
+      let installError: string | null = null;
-        { doneMessage: "Gateway daemon installed." },
+      try {
-        async (progress) => {
         progress.update("Preparing Gateway daemon…");
         const nodePath = await resolvePreferredNodePath({
           env: process.env,
@@ -201,8 +200,25 @@ export async function finalizeOnboardingWizard(options: FinalizeOnboardingOption
           workingDirectory,
           environment,
         });
-        },
+      } catch (err) {
+        installError = err instanceof Error ? err.message : String(err);
+      } finally {
+        progress.stop(installError ? "Gateway daemon install failed." : "Gateway daemon installed.");
+      }
+      if (installError) {
+        await prompter.note(`Gateway daemon install failed: ${installError}`, "Gateway");
+        if (process.platform === "win32") {
+          await prompter.note(
+            "Tip: rerun from an elevated PowerShell (Start → type PowerShell → right-click → Run as administrator) or skip daemon install.",
+            "Gateway",
           );
+        } else {
+          await prompter.note(
+            "Tip: rerun `clawdbot daemon install` after fixing the error.",
+            "Gateway",
+          );
+        }
+      }
     }
   }