* feat: add `article.headingAnchor` parameter
* feat: use CSS pseudo-element to display `#` symbol of heading anchor
This prevents RSS feed readers and screen readers from seeing an extra `#`.
* Deactivate `article.headingAnchor` by default
* refactor(i18n): simplify the structure of the translation file
* chore: prepare repository for v4.0.0-alpha
* chore: modify go.mod to v4
* refactor: migrate theme configuration to TOML
* fix: exampleSite not using correct theme
* feat: add favicon from assets folder
* refactor: drop linear grandient background feature
remove node-vibrant from dependencies
* feat: use Hugo's code block render hook to implement code copy button
Now it can have i18n support
* refactor: delete color.ts
* refactor: delete Emoji support post from example site
* refactor: drop support for `hidden` field in front matter
* feat: upgrade to PhotoSwipe v5
* chore: bump the required hugo version to 0.100.0
* refactor: remove PhotoSwipe from external.yaml
* fix: extra margin in search result
* fix: incorrect markdown heading level in example site
* refactor: remove some usages of `default` in template
No longer needed thanks to Hugo's configuration merge
* fix: one line codeblock style in firefox
closes https://github.com/CaiJimmy/hugo-theme-stack/issues/564
* feat: add style to new codeblock
* feat: i18n support for codeblock copy text
* fix(menu): jitter when closing menu
It's caused by flexbox gap property, which can't animate
* fix(search): long text overflows under the Search icon
closes https://github.com/CaiJimmy/hugo-theme-stack/issues/515
* 添加giscus设置选项
根据giscus官方文档，添加了data-strict和data-input-position设置选项
* feat: add strict and inputPosition to giscus config section
Co-authored-by: Jimmy Cai <github@jimmycai.com>
