Markdown editor (#92)

* Markdown editor

* use nocookie YT iframes

Co-authored-by: Emma Alexia Triphora <emma@modrinth.com>

* Fix line prefix-related Markdown editor bugs and add auto-lists

* Fix a couple codeblock issues

* address SearchFilter composition

* standardize code and patternize editor

* make editor typesafe

* adjust imports

* simplify key press handler

* Codemirror markdown implementation (#106)

* demo

* custom newline logic

* basic editor styling and buttons

* propogate styles

* validate and command structure for modals

* mobile safari event fix

* remove url field causing remount

* browser & mobile fix for link insertion

* override event passthrough to fix mobile

* fix modal state & disallow invalid url submission

* override paste behavior

* remove block flag in favor of newline insert

* cleanup before pr

* emit value from editor

* remove "a"

---------

Co-authored-by: Emma Alexia Triphora <emma@modrinth.com>
Co-authored-by: Carter <safe@fea.st>

docs/.vitepress/config.js

@@ -43,6 +43,7 @@ export default {
           { text: 'Toggle', link: '/components/toggle' },
           { text: 'Promotion', link: '/components/promotion' },
           { text: 'Markdown', link: '/components/markdown' },
+          { text: 'Markdown Editor', link: '/components/markdown-editor' },
           { text: 'Copy Code', link: '/components/copy-code' },
           { text: 'Notifications', link: '/components/notifications' },
           { text: 'Share Modal', link: '/components/share-modal' },