cargo install mdbook-tag
book.toml
[preprocessor.tag]
command = "mdbook-tag"
# Optional key to customize the output filename (defaults to tags.md)
filename = "customtagsfile.md"`tag:one-tag` `tag:two-tag`[`#one-tag`](tags.md#one-tag "Tag: one-tag") [`#two-tag`](tags.md#two-tag "Tag: two-tag")