fix(gnoweb): update ts URL construction in _fetchQEval to handle existing http protocols

gno.land/pkg/gnoweb/frontend/js/controller-action-function.ts

@@ -208,10 +208,21 @@ export class ActionFunctionController extends BaseController {
 		);
 	}
 
+	// Normalize a remote URL for browser fetch
+	// - http:// and https:// are used as-is
+	// - tcp:// is converted to http:// (RPC over HTTP)
+	// - No protocol defaults to http://
+	private _normalizeRemoteUrl(url: string): string {
+		if (url.startsWith("tcp://")) return url.replace("tcp://", "http://");
+		if (url.startsWith("http://") || url.startsWith("https://")) return url;
+		return `http://${url}`;
+	}
+
 	// Fetch the qeval result from the remote
 	private async _fetchQEval(remote: string, data: string): Promise<string> {
 		try {
-			const url = `http://${remote}/abci_query?path=vm%2fqeval&data=${btoa(data)}`;
+			const baseUrl = this._normalizeRemoteUrl(remote);
+			const url = `${baseUrl}/abci_query?path=vm%2fqeval&data=${btoa(data)}`;
 			const response = await fetch(url);
 			if (!response.ok) return "";