chore: comando dev:web:lan para probar con otra persona de la red

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

package.json

@@ -17,6 +17,7 @@
     "build": "npm run build:libs && npm run build -w apps/api && npm run build -w apps/web",
     "test": "npm run build:libs && npm test -w libs/sap-types -w apps/api -w apps/web",
     "dev:api": "npm run start:dev -w apps/api",
-    "dev:web": "npm start -w apps/web"
+    "dev:web": "npm start -w apps/web",
+    "dev:web:lan": "npm start -w apps/web -- --host 0.0.0.0"
   }
 }