feat(cli): hint gateway reachability for local/remote

src/commands/onboard-interactive.ts

@@ -37,6 +37,7 @@ import {
   handleReset,
   openUrl,
   printWizardHeader,
+  probeGatewayReachable,
   randomToken,
   summarizeExistingConfig,
 } from "./onboard-helpers.js";
@@ -113,14 +114,44 @@ export async function runInteractiveOnboarding(
     }
   }
 
+  const localUrl = "ws://127.0.0.1:18789";
+  const localProbe = await probeGatewayReachable({
+    url: localUrl,
+    token: process.env.CLAWDIS_GATEWAY_TOKEN,
+    password:
+      baseConfig.gateway?.auth?.password ??
+      process.env.CLAWDIS_GATEWAY_PASSWORD,
+  });
+  const remoteUrl = baseConfig.gateway?.remote?.url?.trim() ?? "";
+  const remoteProbe = remoteUrl
+    ? await probeGatewayReachable({
+        url: remoteUrl,
+        token: baseConfig.gateway?.remote?.token,
+      })
+    : null;
+
   const mode =
     opts.mode ??
     (guardCancel(
       await select({
         message: "Where will the Gateway run?",
         options: [
-          { value: "local", label: "Local (this machine)" },
-          { value: "remote", label: "Remote (info-only)" },
+          {
+            value: "local",
+            label: "Local (this machine)",
+            hint: localProbe.ok
+              ? `Gateway reachable (${localUrl})`
+              : `No gateway detected (${localUrl})`,
+          },
+          {
+            value: "remote",
+            label: "Remote (info-only)",
+            hint: !remoteUrl
+              ? "No remote URL configured yet"
+              : remoteProbe?.ok
+                ? `Gateway reachable (${remoteUrl})`
+                : `Configured but unreachable (${remoteUrl})`,
+          },
         ],
       }),
       runtime,