fix(htaccess): Serve images as static assets

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

.htaccess

@@ -40,7 +40,7 @@
   </IfModule>
 
   # Add cache control for static resources
-  <FilesMatch "\.(css|js|mjs|svg|gif|png|jpg|ico|wasm|tflite)$">
+  <FilesMatch "\.(css|js|mjs|svg|gif|png|jpg|webp|ico|wasm|tflite)$">
     <If "%{QUERY_STRING} =~ /(^|&)v=/">
       Header set Cache-Control "max-age=15778463, immutable"
     </If>

lib/private/Setup.php

@@ -481,7 +481,7 @@ class Setup {
 			$content .= "\n  Options -MultiViews";
 			$content .= "\n  RewriteRule ^core/js/oc.js$ index.php [PT,E=PATH_INFO:$1]";
 			$content .= "\n  RewriteRule ^core/preview.png$ index.php [PT,E=PATH_INFO:$1]";
-			$content .= "\n  RewriteCond %{REQUEST_FILENAME} !\\.(css|js|mjs|svg|gif|png|html|ttf|woff2?|ico|jpg|jpeg|map|webm|mp4|mp3|ogg|wav|flac|wasm|tflite)$";
+			$content .= "\n  RewriteCond %{REQUEST_FILENAME} !\\.(css|js|mjs|svg|gif|ico|jpg|jpeg|png|webp|html|ttf|woff2?|map|webm|mp4|mp3|ogg|wav|flac|wasm|tflite)$";
 			$content .= "\n  RewriteCond %{REQUEST_FILENAME} !/core/ajax/update\\.php";
 			$content .= "\n  RewriteCond %{REQUEST_FILENAME} !/core/img/(favicon\\.ico|manifest\\.json)$";
 			$content .= "\n  RewriteCond %{REQUEST_FILENAME} !/(cron|public|remote|status)\\.php";