refactor: unify gateway daemon install plan

src/wizard/onboarding.finalize.ts

@@ -1,6 +1,4 @@
 import fs from "node:fs/promises";
-import path from "node:path";
-
 import { DEFAULT_BOOTSTRAP_FILENAME } from "../agents/workspace.js";
 import {
   DEFAULT_GATEWAY_DAEMON_RUNTIME,
@@ -19,20 +17,16 @@ import {
 } from "../commands/onboard-helpers.js";
 import type { OnboardOptions } from "../commands/onboard-types.js";
 import type { ClawdbotConfig } from "../config/config.js";
-import { resolveGatewayLaunchAgentLabel } from "../daemon/constants.js";
-import { resolveGatewayProgramArguments } from "../daemon/program-args.js";
-import {
-  renderSystemNodeWarning,
-  resolvePreferredNodePath,
-  resolveSystemNodeInfo,
-} from "../daemon/runtime-paths.js";
 import { resolveGatewayService } from "../daemon/service.js";
-import { buildServiceEnvironment } from "../daemon/service-env.js";
 import { isSystemdUserServiceAvailable } from "../daemon/systemd.js";
 import { ensureControlUiAssetsBuilt } from "../infra/control-ui-assets.js";
 import type { RuntimeEnv } from "../runtime.js";
 import { runTui } from "../tui/tui.js";
 import { resolveUserPath } from "../utils.js";
+import {
+  buildGatewayInstallPlan,
+  gatewayInstallErrorHint,
+} from "../commands/daemon-install-helpers.js";
 import type { GatewayWizardSettings, WizardFlow } from "./onboarding.types.js";
 import type { WizardPrompter } from "./prompts.js";
 
@@ -161,35 +155,16 @@ 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");
       const progress = prompter.progress("Gateway daemon");
       let installError: string | null = null;
       try {
         progress.update("Preparing Gateway daemon…");
-        const nodePath = await resolvePreferredNodePath({
-          env: process.env,
-          runtime: daemonRuntime,
-        });
-        const { programArguments, workingDirectory } = await resolveGatewayProgramArguments({
-          port: settings.port,
-          dev: devMode,
-          runtime: daemonRuntime,
-          nodePath,
-        });
-        if (daemonRuntime === "node") {
-          const systemNode = await resolveSystemNodeInfo({ env: process.env });
-          const warning = renderSystemNodeWarning(systemNode, programArguments[0]);
-          if (warning) await prompter.note(warning, "Gateway runtime");
-        }
-        const environment = buildServiceEnvironment({
+        const { programArguments, workingDirectory, environment } = await buildGatewayInstallPlan({
           env: process.env,
           port: settings.port,
           token: settings.gatewayToken,
-          launchdLabel:
-            process.platform === "darwin"
-              ? resolveGatewayLaunchAgentLabel(process.env.CLAWDBOT_PROFILE)
-              : undefined,
+          runtime: daemonRuntime,
+          warn: (message, title) => prompter.note(message, title),
         });
 
         progress.update("Installing Gateway daemon…");
@@ -207,17 +182,7 @@ export async function finalizeOnboardingWizard(options: FinalizeOnboardingOption
       }
       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",
-          );
-        }
+        await prompter.note(gatewayInstallErrorHint(), "Gateway");
       }
     }
   }