Options -MultiViews
RewriteEngine On

# Serve the Flutter app for all routes (SPA)
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^ index.html [L]

# Cache static assets aggressively
<IfModule mod_expires.c>
  ExpiresActive On
  ExpiresByType text/html "access plus 1 hour"
  ExpiresByType application/javascript "access plus 1 year"
  ExpiresByType text/css "access plus 1 year"
  ExpiresByType image/png "access plus 1 year"
  ExpiresByType image/webp "access plus 1 year"
  ExpiresByType image/svg+xml "access plus 1 year"
  ExpiresByType font/woff2 "access plus 1 year"
  ExpiresByType application/wasm "access plus 1 year"
</IfModule>

# Gzip compression
<IfModule mod_deflate.c>
  AddOutputFilterByType DEFLATE text/html text/plain text/css application/javascript application/json
</IfModule>

# Security headers
<IfModule mod_headers.c>
  Header set X-Content-Type-Options "nosniff"
  Header set X-Frame-Options "SAMEORIGIN"
  Header set Referrer-Policy "strict-origin-when-cross-origin"
</IfModule>
