Add extracted source directory and README navigation

extracted-source/node_modules/@azure/msal-common/dist/authority/ProtocolMode.mjs

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+/*! @azure/msal-common v15.13.1 2025-10-29 */
+'use strict';
+/*
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+/**
+ * Protocol modes supported by MSAL.
+ */
+const ProtocolMode = {
+    /**
+     * Auth Code + PKCE with Entra ID (formerly AAD) specific optimizations and features
+     */
+    AAD: "AAD",
+    /**
+     * Auth Code + PKCE without Entra ID specific optimizations and features. For use only with non-Microsoft owned authorities.
+     * Support is limited for this mode.
+     */
+    OIDC: "OIDC",
+    /**
+     * Encrypted Authorize Response (EAR) with Entra ID specific optimizations and features
+     */
+    EAR: "EAR",
+};
+
+export { ProtocolMode };
+//# sourceMappingURL=ProtocolMode.mjs.map