rDrama/includes/headers

add_header Referrer-Policy "same-origin";
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload";
add_header X-Frame-Options "deny";
add_header X-Content-Type-Options "nosniff";
add_header Cross-Origin-Opener-Policy "same-origin";
include includes/content-security-policy;