fakeorigin scenarios
/ok
/dest
/redir-absolute
/redir-relative
/redir-307
/redir-cross
/redir-loop
/cookie-domain
/cookie-plain
/cookie-multi
/csp
/html-proto
/html-absolute
/html-relative
/css-absolute
/js-absolute
/js-comment
/js-escaped
/meta-refresh
/base/index.html
/ws
/sse
/gzip
/binary
/range
/missing
/error
/utf8
/slow
/app.js
/api