ci: output build cache hit rate as GHA annotation (#50368)

trop[bot] · dsanders11 · web-flow · commit a4955396e18c · 2026-03-19T16:46:40.000+01:00
Co-authored-by: trop[bot] &lt;37223003+trop[bot]@users.noreply.github.com&gt;
Co-authored-by: David Sanders &lt;dsanders11@ucsbalum.com&gt;
diff --git a/script/build-stats.mjs b/script/build-stats.mjs
@@ -32,7 +32,8 @@ async function main () {
   }));
   const hitRate = stats.CacheHit / (stats.Remote + stats.CacheHit + stats.LocalFallback);
 
-  console.log(`Effective cache hit rate: ${(hitRate * 100).toFixed(2)}%`);
+  const messagePrefix = process.env.GITHUB_ACTIONS ? '::notice title=Build Stats::' : '';
+  console.log(`${messagePrefix}Effective cache hit rate: ${(hitRate * 100).toFixed(2)}%`);
 
   if (uploadStats) {
     if (!process.env.DD_API_KEY) {
