Replace QR code display with macOS notification

The daemon should never show interactive QR codes. If auth is needed,
send a macOS notification alerting the user to run /setup, then exit.

Also removes unused qrcode-terminal dependency.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

package.json

@@ -16,13 +16,11 @@
     "@whiskeysockets/baileys": "^7.0.0-rc.9",
     "better-sqlite3": "^11.8.1",
     "pino": "^9.6.0",
-    "pino-pretty": "^13.0.0",
-    "qrcode-terminal": "^0.12.0"
+    "pino-pretty": "^13.0.0"
   },
   "devDependencies": {
     "@types/better-sqlite3": "^7.6.12",
     "@types/node": "^22.10.0",
-    "@types/qrcode-terminal": "^0.12.2",
     "tsx": "^4.19.0",
     "typescript": "^5.7.0"
   },