*Update dist

lib/index.d.ts

@@ -1,3 +1,3 @@
 import type { IBls } from "./types.js";
-declare let bls: IBls;
+export declare const bls: () => Promise<IBls>;
 export default bls;

lib/index.js

@@ -1,6 +1,7 @@
 import { getImplementation } from "./getImplementation.js";
 // Thanks https://github.com/iliakan/detect-node/blob/master/index.esm.js
 const isNode = Object.prototype.toString.call(typeof process !== "undefined" ? process : 0) === "[object process]";
+export const bls = async () => {
     let bls;
     try {
         bls = await getImplementation(isNode ? "blst-native" : "herumi");
@@ -8,4 +9,6 @@ try {
     catch (e) {
         bls = await getImplementation("herumi");
     }
+    return bls;
+};
 export default bls;