Previously, lines in .zshrc were added with quotes in keys (e.g. ZSH_HIGHLIGHT_STYLES['comment']='fg=#6c6c6c'). However, zsh considered these quotes to be part of the key, so the "comment" key remained unchanged.
* zsh: allow setting custom syntax highlighting styles Custom styles allow overriding the default colors. Example: ```nix zsh.syntaxHighlighting.styles.comment = "fg=#6c6c6c"; ``` See https://github.com/zsh-users/zsh-syntax-highlighting/blob/master/docs/highlighters.md * zsh: allow configuring syntax-highlighting package