From d2c5ed1c9e86b15bab2c6b0d2e7bcce65d7a1263 Mon Sep 17 00:00:00 2001
From: Anthony Shew <anthony.shew@vercel.com>
Date: Mon, 10 Jun 2024 09:47:26 -0600
Subject: [PATCH] Add CI to default passthroughs. (#8393)

### Description

By convention, CI systems will set a `CI` environment variable. Given
the ubiquity of this variable, there are some tools that rely on this
variable, which is what I think we're seeing in #8281.
---
 crates/turborepo-lib/src/task_hash.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crates/turborepo-lib/src/task_hash.rs b/crates/turborepo-lib/src/task_hash.rs
index 028cb1c8fa173..a1f0db782ba7d 100644
--- a/crates/turborepo-lib/src/task_hash.rs
+++ b/crates/turborepo-lib/src/task_hash.rs
@@ -469,6 +469,7 @@ impl<'a> TaskHasher<'a> {
                         "LANG",
                         "SHELL",
                         "PWD",
+                        "CI",
                         "NODE_OPTIONS",
                         // Vercel specific
                         "VERCEL_*",