reconstruct and build @anthropic-ai/claude-code source from source map

- Extract 4756 source files from cli.js.map (57MB)
- Set up Bun build system with bun:bundle feature flag shim
- Configure 90+ compile-time feature flags matching production defaults
- Inject MACRO constants (VERSION, BUILD_TIME, etc.)
- Create stubs for private packages (color-diff-napi, modifiers-napi, etc.)
- Install all public dependencies via pnpm
- Patch commander v14 to allow multi-char short flags (-d2e)
- Build output: dist/cli.js (22MB), verified working

claude-code-source/node_modules/@azure/msal-common/dist/account/ClientInfo.mjs

@@ -0,0 +1,46 @@
+/*! @azure/msal-common v15.13.1 2025-10-29 */
+'use strict';
+import { createClientAuthError } from '../error/ClientAuthError.mjs';
+import { Separators, Constants } from '../utils/Constants.mjs';
+import { clientInfoEmptyError, clientInfoDecodingError } from '../error/ClientAuthErrorCodes.mjs';
+
+/*
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+/**
+ * Function to build a client info object from server clientInfo string
+ * @param rawClientInfo
+ * @param crypto
+ */
+function buildClientInfo(rawClientInfo, base64Decode) {
+    if (!rawClientInfo) {
+        throw createClientAuthError(clientInfoEmptyError);
+    }
+    try {
+        const decodedClientInfo = base64Decode(rawClientInfo);
+        return JSON.parse(decodedClientInfo);
+    }
+    catch (e) {
+        throw createClientAuthError(clientInfoDecodingError);
+    }
+}
+/**
+ * Function to build a client info object from cached homeAccountId string
+ * @param homeAccountId
+ */
+function buildClientInfoFromHomeAccountId(homeAccountId) {
+    if (!homeAccountId) {
+        throw createClientAuthError(clientInfoDecodingError);
+    }
+    const clientInfoParts = homeAccountId.split(Separators.CLIENT_INFO_SEPARATOR, 2);
+    return {
+        uid: clientInfoParts[0],
+        utid: clientInfoParts.length < 2
+            ? Constants.EMPTY_STRING
+            : clientInfoParts[1],
+    };
+}
+
+export { buildClientInfo, buildClientInfoFromHomeAccountId };
+//# sourceMappingURL=ClientInfo.mjs.map