_headers

# Security + cache headers for all pages
/*
  X-Frame-Options: SAMEORIGIN
  X-Content-Type-Options: nosniff
  Referrer-Policy: strict-origin-when-cross-origin
  Permissions-Policy: camera=(), microphone=(), geolocation=()
  Strict-Transport-Security: max-age=86400
  Cross-Origin-Opener-Policy: same-origin
  Content-Security-Policy: default-src 'self'; script-src 'self' https://www.googletagmanager.com https://www.google-analytics.com https://ssl.google-analytics.com; style-src 'self' 'unsafe-inline'; img-src 'self' data: https://i.ytimg.com https://vumbnail.com https://www.googletagmanager.com https://www.google-analytics.com; font-src 'self'; connect-src 'self' https://www.google-analytics.com https://www.googletagmanager.com https://region1.google-analytics.com; frame-src https://www.youtube.com https://player.vimeo.com https://www.googletagmanager.com; frame-ancestors 'self'; base-uri 'self'; form-action 'self'; object-src 'none'; require-trusted-types-for 'script'

# Hashed assets (JS, CSS) - immutable, cache forever
/assets/*
  Cache-Control: public, max-age=31536000, immutable

# HTML pages - always revalidate
/*.html
  Cache-Control: public, max-age=0, must-revalidate
/
  Cache-Control: public, max-age=0, must-revalidate