feat: deploy-to-target supports .253 + mesh/federation/VPN updates

- Add deploy_secondary() function for deploying to multiple LAN nodes
- --both now deploys to .198 and .253 (previously .198 only)
- Fleet deploy updated for 3 LAN nodes
- Mesh DM fixes: protocol frame format, DM-via-channel routing
- Federation pending requests, discover modal
- VPN status UI improvements
- Image versions and container specs updates

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

neode-ui/src/views/Home.vue

@@ -145,7 +145,7 @@
                 </div>
                 <div class="flex items-center justify-between p-3 bg-white/5 rounded-lg">
                   <div class="flex items-center gap-3"><div class="w-2 h-2 rounded-full" :class="vpnConnected ? 'bg-orange-400' : 'bg-white/40'"></div><span class="text-sm text-white/80">VPN</span></div>
-                  <span class="text-sm font-medium" :class="vpnConnected ? 'text-orange-400' : 'text-white/40'">{{ vpnConnected ? (vpnStatus.provider || 'Connected') : 'Not configured' }}</span>
+                  <span class="text-sm font-medium" :class="vpnConnected ? 'text-orange-400' : 'text-white/40'">{{ vpnConnected ? 'WireGuard' : 'Not configured' }}</span>
                 </div>
                 <div class="flex items-center justify-between p-3 bg-white/5 rounded-lg">
                   <div class="flex items-center gap-3"><div class="w-2 h-2 rounded-full" :class="systemStats.bitcoinAvailable ? 'bg-orange-400' : 'bg-white/40'"></div><span class="text-sm text-white/80">Bitcoin</span></div>