run npm install to generate a package lock

node_modules/decode-base64/dist/browser.js

@@ -0,0 +1,11 @@
+/* MAIN */
+const decode = (base64) => {
+    const binary = atob(base64);
+    const u8 = new Uint8Array(binary.length);
+    for (let i = 0, l = binary.length; i < l; i++) {
+        u8[i] = binary.charCodeAt(i);
+    }
+    return u8;
+};
+/* EXPORT */
+export default decode;