🐛(nginx) fix / location to handle new static pages

The / location is not trying the $uri/index.html file. We should try
this instad of $uri/ because when a new static page is added, we always
have this pattern.

CHANGELOG.md

@@ -11,6 +11,10 @@ and this project adheres to
 - ♿(frontend) improve accessibility:
   - ♿(frontend) add skip to content button for keyboard accessibility #1624
 
+### Fixed
+
+- 🐛(nginx) fix / location to handle new static pages
+
 ## [4.0.0] - 2025-12-01
 
 ### Added

src/frontend/apps/impress/conf/default.conf

@@ -6,7 +6,7 @@ server {
   root /usr/share/nginx/html;
 
   location / {
-      try_files $uri index.html $uri/ =404;
+      try_files $uri index.html $uri/index.html =404;
 
       add_header X-Frame-Options DENY always;
   }