Close the bunker manually due to `using` not working

src/actions/nostr.ts

@@ -20,7 +20,7 @@ function logInNostr(signer: NostrSigner, relay: NRelay1) {
 
     let authorizedPubkey: string | undefined;
 
-    using bunker = new NBunker({
+    const bunker = new NBunker({
       relay,
       userSigner: signer,
       bunkerSigner: authorization.signer,
@@ -61,6 +61,9 @@ function logInNostr(signer: NostrSigner, relay: NRelay1) {
     });
 
     await dispatch(verifyCredentials(accessToken));
+
+    // TODO: get rid of `vite-plugin-require` and switch to `using` for the bunker. :(
+    bunker.close();
   };
 }