Add extracted source directory and README navigation

extracted-source/node_modules/@azure/msal-node/dist/cache/distributed/DistributedCachePlugin.mjs

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+/*! @azure/msal-node v3.8.1 2025-10-29 */
+'use strict';
+import { AccountEntity } from '@azure/msal-common/node';
+
+/*
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+/**
+ * Cache plugin that serializes data to the cache and deserializes data from the cache
+ * @public
+ */
+class DistributedCachePlugin {
+    constructor(client, partitionManager) {
+        this.client = client;
+        this.partitionManager = partitionManager;
+    }
+    /**
+     * Deserializes the cache before accessing it
+     * @param cacheContext - TokenCacheContext
+     */
+    async beforeCacheAccess(cacheContext) {
+        const partitionKey = await this.partitionManager.getKey();
+        const cacheData = await this.client.get(partitionKey);
+        cacheContext.tokenCache.deserialize(cacheData);
+    }
+    /**
+     * Serializes the cache after accessing it
+     * @param cacheContext - TokenCacheContext
+     */
+    async afterCacheAccess(cacheContext) {
+        if (cacheContext.cacheHasChanged) {
+            const kvStore = cacheContext.tokenCache.getKVStore();
+            const accountEntities = Object.values(kvStore).filter((value) => AccountEntity.isAccountEntity(value));
+            let partitionKey;
+            if (accountEntities.length > 0) {
+                const accountEntity = accountEntities[0];
+                partitionKey = await this.partitionManager.extractKey(accountEntity);
+            }
+            else {
+                partitionKey = await this.partitionManager.getKey();
+            }
+            await this.client.set(partitionKey, cacheContext.tokenCache.serialize());
+        }
+    }
+}
+
+export { DistributedCachePlugin };
+//# sourceMappingURL=DistributedCachePlugin.mjs.map