init

.htaccess

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+# Enable rewrite engine
+RewriteEngine On
+
+# Force HTTPS (handled by Pangolin/Cloudflare, but just in case)
+# RewriteCond %{HTTPS} off
+# RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
+
+# Remove trailing slashes (except for directories)
+RewriteCond %{REQUEST_FILENAME} !-d
+RewriteRule ^(.*)/$ /$1 [L,R=301]
+
+# Security headers
+<IfModule mod_headers.c>
+    Header set X-Content-Type-Options "nosniff"
+    Header set X-Frame-Options "SAMEORIGIN"
+    Header set X-XSS-Protection "1; mode=block"
+    Header set Referrer-Policy "strict-origin-when-cross-origin"
+</IfModule>
+
+# Prevent directory listing
+Options -Indexes
+
+# Block access to hidden files
+<FilesMatch "^\.">
+    Require all denied
+</FilesMatch>
+
+# Cache static assets
+<IfModule mod_expires.c>
+    ExpiresActive On
+    ExpiresByType text/css "access plus 1 month"
+    ExpiresByType application/javascript "access plus 1 month"
+    ExpiresByType image/jpeg "access plus 1 year"
+    ExpiresByType image/png "access plus 1 year"
+    ExpiresByType image/svg+xml "access plus 1 year"
+    ExpiresByType image/webp "access plus 1 year"
+    ExpiresByType font/woff2 "access plus 1 year"
+</IfModule>
+
+# Gzip compression
+<IfModule mod_deflate.c>
+    AddOutputFilterByType DEFLATE text/html text/css application/javascript text/plain application/json image/svg+xml
+</IfModule>
+
+# Custom error pages
+ErrorDocument 404 /404.php