From fadd068943c2ff32e40f141a90143941600907cd Mon Sep 17 00:00:00 2001
From: Maximilian Kaske <56969857+mxkaske@users.noreply.github.com>
Date: Thu, 27 Aug 2026 14:45:11 +0200
Subject: [PATCH] fix: turborepo build cache (#2615)

---
 turbo.json | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/turbo.json b/turbo.json
index deed2942b..72795002b 100644
--- a/turbo.json
+++ b/turbo.json
@@ -14,7 +14,13 @@
       "env": [
         "\\*",
         "RESEND_API_KEY",
-        "\\!NEXT_PUBLIC_GIT_\\*",
+        // Framework inference pulls every NEXT_PUBLIC_* into the hash of any
+        // package that depends on next; these Vercel system vars change on every
+        // deploy, so without the negations nothing ever cache-hits.
+        "!NEXT_PUBLIC_VERCEL_GIT_*",
+        "!NEXT_PUBLIC_VERCEL_URL",
+        "!NEXT_PUBLIC_VERCEL_BRANCH_URL",
+        "!NEXT_PUBLIC_VERCEL_DEPLOYMENT_ID",
         "DATABASE_URL",
         "DATABASE_AUTH_TOKEN",
         "TINY_BIRD_API_KEY",
-- 
2.51.2