Caddyfile

{$DOMAIN:http://localhost} {
    log

    encode zstd gzip

    header *.wasm Content-Type "application/wasm"

    rewrite /update-worker.js /ui-update-worker.js

    root * /site
    try_files {path} /index.html
    file_server

    # Cache responses for 1 minute (local)/1h (CDN - invalidated on deploy), validate async during the next 10
    # minutes, or continue using old data as-is for up to 24 hours if this server stops responding/returns errors.
    @get method GET
    header @get Cache-Control "public, max-age=60, s-maxage=3600, stale-while-revalidate=600, stale-if-error=86400"

    header Referrer-Policy "strict-origin"
    header X-Clacks-Overhead "GNU Terry Pratchett" # https://xclacksoverhead.org

    import /site/csp-report.caddyfile # Generated by webpack
    import /site/csp-strict.caddyfile # Generated by webpack
}