RewriteEngine On

# Security Headers
<IfModule mod_headers.c>
    Header always set X-Content-Type-Options "nosniff"
    Header always set X-Frame-Options "DENY"
    Header always set X-XSS-Protection "1; mode=block"
    Header always set Referrer-Policy "strict-origin-when-cross-origin"
    Header always set Permissions-Policy "camera=(), microphone=(), geolocation=()"
    Header always set Strict-Transport-Security "max-age=31536000; includeSubDomains"
    <FilesMatch "\.(php)$">
        Header set Cache-Control "no-cache, no-store, must-revalidate"
    </FilesMatch>
</IfModule>

# Block sensitive files
<FilesMatch "\.(json|log|sql|bak|inc|old|save|swp|key|env|yml|yaml|md|txt|dist|phar)$">
    Require all denied
</FilesMatch>

# Protect data directory
RewriteRule ^data/ - [F,L]

# Front controller - all non-file requests to index.php
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ index.php [QSA,L]

# Caching
<IfModule mod_expires.c>
    ExpiresActive On
    ExpiresByType text/css "access plus 1 month"
    ExpiresByType application/javascript "access plus 1 month"
    ExpiresByType image/png "access plus 1 month"
    ExpiresByType image/jpg "access plus 1 month"
    ExpiresByType image/jpeg "access plus 1 month"
    ExpiresByType image/gif "access plus 1 month"
    ExpiresByType image/svg+xml "access plus 1 month"
    ExpiresByType image/webp "access plus 1 month"
    ExpiresByType font/woff "access plus 1 year"
    ExpiresByType font/woff2 "access plus 1 year"
</IfModule>

# Gzip Compression
<IfModule mod_deflate.c>
    AddOutputFilterByType DEFLATE text/html text/plain text/css application/javascript application/json application/xml text/xml image/svg+xml font/woff font/woff2
</IfModule>

# Disable directory listing
Options -Indexes
ServerSignature Off