Updated the files.

my-app/node_modules/@sigstore/bundle/dist/build.js

@@ -0,0 +1,89 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.toDSSEBundle = exports.toMessageSignatureBundle = 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 protobuf_specs_1 = require("@sigstore/protobuf-specs");
+const bundle_1 = require("./bundle");
+// Message signature bundle - $case: 'messageSignature'
+function toMessageSignatureBundle(options) {
+    return {
+        mediaType: bundle_1.BUNDLE_V02_MEDIA_TYPE,
+        content: {
+            $case: 'messageSignature',
+            messageSignature: {
+                messageDigest: {
+                    algorithm: protobuf_specs_1.HashAlgorithm.SHA2_256,
+                    digest: options.digest,
+                },
+                signature: options.signature,
+            },
+        },
+        verificationMaterial: toVerificationMaterial(options),
+    };
+}
+exports.toMessageSignatureBundle = toMessageSignatureBundle;
+// DSSE envelope bundle - $case: 'dsseEnvelope'
+function toDSSEBundle(options) {
+    return {
+        mediaType: bundle_1.BUNDLE_V02_MEDIA_TYPE,
+        content: {
+            $case: 'dsseEnvelope',
+            dsseEnvelope: toEnvelope(options),
+        },
+        verificationMaterial: toVerificationMaterial(options),
+    };
+}
+exports.toDSSEBundle = toDSSEBundle;
+function toEnvelope(options) {
+    return {
+        payloadType: options.artifactType,
+        payload: options.artifact,
+        signatures: [toSignature(options)],
+    };
+}
+function toSignature(options) {
+    return {
+        keyid: options.keyHint || '',
+        sig: options.signature,
+    };
+}
+// Verification material
+function toVerificationMaterial(options) {
+    return {
+        content: toKeyContent(options),
+        tlogEntries: [],
+        timestampVerificationData: { rfc3161Timestamps: [] },
+    };
+}
+function toKeyContent(options) {
+    if (options.certificate) {
+        return {
+            $case: 'x509CertificateChain',
+            x509CertificateChain: {
+                certificates: [{ rawBytes: options.certificate }],
+            },
+        };
+    }
+    else {
+        return {
+            $case: 'publicKey',
+            publicKey: {
+                hint: options.keyHint || '',
+            },
+        };
+    }
+}