debug: log NIP-46 subscribe/publish traffic

- Wrap subscriptionMethod/publishMethod to log relays, filters, responses
- Helps confirm decrypt/sign requests are actually sent and on which relays
- Continue using applesauce-recommended binding pattern

src/App.tsx

@@ -194,8 +194,21 @@ function App() {
       const pool = new RelayPool()
       
       // Setup NostrConnectSigner to use the pool's methods (per applesauce examples)
-      NostrConnectSigner.subscriptionMethod = pool.subscription.bind(pool)
-      NostrConnectSigner.publishMethod = pool.publish.bind(pool)
+      // Wrap with [bunker] logs for debugging NIP-46 traffic
+      NostrConnectSigner.subscriptionMethod = (relays, filters) => {
+        console.log('[bunker] NIP-46 subscribe', { relays, filters })
+        return pool.subscription(relays, filters)
+      }
+      NostrConnectSigner.publishMethod = (relays, event) => {
+        try {
+          const size = JSON.stringify(event).length
+          console.log('[bunker] NIP-46 publish', { relays, kind: event.kind, size })
+        } catch {}
+        return pool.publish(relays, event).then((resp) => {
+          console.log('[bunker] NIP-46 publish responses', resp)
+          return resp
+        })
+      }
       
       pool.group(RELAYS)