# HTTPS erzwingen
RewriteEngine On
RewriteCond %{HTTPS} !=on
RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [R=301,L]

# Verzeichnis-Listing verbieten
Options -Indexes

# Security-Header
<IfModule mod_headers.c>
    Header always set X-Frame-Options "SAMEORIGIN"
    Header always set X-Content-Type-Options "nosniff"
    Header always set Referrer-Policy "strict-origin-when-cross-origin"
    Header always set Strict-Transport-Security "max-age=31536000; includeSubDomains" env=HTTPS
    Header always set Permissions-Policy "geolocation=(), microphone=(), camera=()"
</IfModule>

# Direkte Aufrufe sensibler Dateien blockieren
<FilesMatch "^(config\.php|config\.secret\.php|config\.secret\.example\.php|users\.json|README\.txt|\.env)$">
    Require all denied
</FilesMatch>

# PHP-Konfiguration für Session-Sicherheit
<IfModule mod_php.c>
    php_flag session.cookie_httponly On
    php_flag session.cookie_secure On
    php_value session.cookie_samesite "Lax"
</IfModule>