From 50da549d09efc28dbb6db0e3b3f9d93e61214821 Mon Sep 17 00:00:00 2001
From: Qingzhuo Zhen <qingzhuo.zhen@amplitude.com>
Date: Wed, 7 Sep 2022 19:53:45 -0700
Subject: [PATCH] feat: add local evaluation library header

---
 packages/node/src/local/fetcher.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/node/src/local/fetcher.ts b/packages/node/src/local/fetcher.ts
index 8f9fa18..88f4273 100644
--- a/packages/node/src/local/fetcher.ts
+++ b/packages/node/src/local/fetcher.ts
@@ -1,3 +1,4 @@
+import { version as PACKAGE_VERSION } from '../../gen/version';
 import { LocalEvaluationDefaults } from '../types/config';
 import { FlagConfig } from '../types/flag';
 import { HttpClient } from '../types/transport';
@@ -36,6 +37,7 @@ export class FlagConfigFetcher {
     const endpoint = `${this.serverUrl}/sdk/rules?eval_mode=local`;
     const headers = {
       Authorization: `Api-Key ${this.apiKey}`,
+      'X-Amp-Exp-Library': `experiment-node-server/${PACKAGE_VERSION}`,
     };
     const body = null;
     this.logger.debug('[Experiment] Get flag configs');