From 75140f716d1c0236c7ce2a3ed7a3bef1ed21a98b Mon Sep 17 00:00:00 2001
From: bakonpancakz <bakonpancakz@gmail.com>
Date: Sat, 18 Jul 2026 04:03:57 -0700
Subject: [PATCH] bug: trailing slash issue

manually writing a dir caused path traversal issues in the html so we force a trailing slash to prevent this
---
 main.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/main.go b/main.go
index 7b9cf38..7e5ebda 100644
--- a/main.go
+++ b/main.go
@@ -152,6 +152,13 @@ func main() {
 			return
 		}
 
+		// Append trailing slash to directories so rendered HTML has proper paths
+		if filestat.IsDir() && !strings.HasSuffix(r.URL.Path, "/") {
+			r.URL.Path += "/"
+			http.Redirect(w, r, r.URL.String(), http.StatusMovedPermanently)
+			return
+		}
+
 		// Use Browser Cache (if possible)
 		modtime := filestat.ModTime().UTC()
 		modhash := fmt.Sprint(modtime.Unix())