Keep terminal pairing QR codes scannable (#2381)

* fix(pairing): keep terminal QR codes scannable

Prompt framing could wrap dense QR codes and alter long pairing links. Print pairing instructions directly, add the standard quiet zone, and suppress codes that cannot fit without auto-wrapping.

* fix(pairing): contain terminal QR background

packages/cli/src/commands/daemon/pair.ts

@@ -4,6 +4,7 @@ import { generateLocalPairingOffer, loadConfig, resolvePaseoHome } from "@getpas
 import { tryConnectToDaemon } from "../../utils/client.js";
 import { resolveLocalDaemonState, resolveTcpHostFromListen } from "./local-daemon.js";
 import { addJsonOption } from "../../utils/command-options.js";
+import { formatPairingInstructions } from "../../output/pairing.js";
 
 interface PairOptions {
   home?: string;
@@ -97,6 +98,11 @@ function outputPairingResult(
     return;
   }
 
-  const qrBlock = pairing.qr ? `${pairing.qr}\n` : "";
-  process.stdout.write(`\nScan to pair:\n${qrBlock}${pairing.url}\n`);
+  process.stdout.write(
+    formatPairingInstructions({
+      url: pairing.url,
+      qr: pairing.qr,
+      columns: process.stdout.columns,
+    }),
+  );
 }

packages/cli/src/commands/onboard.ts

@@ -18,6 +18,7 @@ import {
   type DaemonStartOptions,
 } from "./daemon/local-daemon.js";
 import { tryConnectToDaemon } from "../utils/client.js";
+import { formatPairingInstructions } from "../output/pairing.js";
 
 interface OnboardOptions extends DaemonStartOptions {
   timeout?: string;
@@ -520,11 +521,13 @@ export async function runOnboard(options: OnboardOptions): Promise<void> {
     return;
   }
 
-  renderNote(
-    pairing.qr ?? "QR is unavailable in this terminal. Use the pairing link below.",
-    "Scan to pair",
+  process.stdout.write(
+    formatPairingInstructions({
+      url: pairing.url,
+      qr: pairing.qr,
+      columns: process.stdout.columns,
+    }),
   );
-  renderNote(pairing.url, "Pairing link");
   printNextSteps(pairing.url, paseoHome, richUi);
   if (richUi) {
     outro("Paseo is ready!");