Imports github.com/shurcooL/sanitized_anchor_name github.com/yuin/goldmark github.com/yuin/goldmark/extension github.com/yuin/goldmark/parser golang.org/x/net/html golang.org/x/net/html/atom Standard library imports bytes context embed errors flag fmt html/template io io/fs log mime net net/http net/url os os/exec path/filepath strings time