1 files changed, 1 insertions, 0 deletions
diff --git a/cache.go b/cache.go
index 72c6458..8f9781b 100644
--- a/cache.go
+++ b/cache.go
@@ -16,6 +16,7 @@ type treeReadmeCacheEntry struct {
 	ReadmeRendered template.HTML
 }
 
+// key = commit hash + path
 var treeReadmeCache *ristretto.Cache[[]byte, treeReadmeCacheEntry]
 
 func init() {