Updated the files.

my-app/node_modules/@sigstore/sign/dist/external/fulcio.js

@@ -0,0 +1,51 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.Fulcio = void 0;
+/*
+Copyright 2023 The Sigstore Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+const make_fetch_happen_1 = __importDefault(require("make-fetch-happen"));
+const util_1 = require("../util");
+const error_1 = require("./error");
+/**
+ * Fulcio API client.
+ */
+class Fulcio {
+    constructor(options) {
+        this.fetch = make_fetch_happen_1.default.defaults({
+            retry: options.retry,
+            timeout: options.timeout,
+            headers: {
+                'Content-Type': 'application/json',
+                'User-Agent': util_1.ua.getUserAgent(),
+            },
+        });
+        this.baseUrl = options.baseURL;
+    }
+    async createSigningCertificate(request) {
+        const url = `${this.baseUrl}/api/v2/signingCert`;
+        const response = await this.fetch(url, {
+            method: 'POST',
+            body: JSON.stringify(request),
+        });
+        await (0, error_1.checkStatus)(response);
+        const data = await response.json();
+        return data;
+    }
+}
+exports.Fulcio = Fulcio;