Fix CORS on map-styles by skipping the www redirect

Author: Rub21

images/web/config/production.conf

@@ -17,8 +17,12 @@
     RewriteRule .* https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
 
     # Redirect to www openhistoricalmap.org
+    # Skip /map-styles so the non-www host serves the files directly with their
+    # CORS headers. A 301 redirect drops Access-Control-Allow-Origin, which breaks
+    # cross-origin style fetches (e.g. the map-style minimaps).
     RewriteCond %{HTTP_HOST} =openhistoricalmap.org
     RewriteCond %{HTTP_HOST} !^www\. [NC]
+    RewriteCond %{REQUEST_URI} !^/map-styles/
     RewriteRule .* https://www.%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
 
     <Location />