Migrate to @bsky.app/alf package (#9030)

* Add storybook shortcut in dev

* Migrate to alg pkg

* Migrate font_bold to new font_semi_bold

* Migrate font_heavy to font_bold

* Fix old theme refs

* Remove leading util

* Bump

* Revert "Add storybook shortcut in dev"

This reverts commit 7a86195c77fb5d449c7782e64ebabb6addfab919.

* Remove alf script

* Adjust font scale

* Bump

* Bump pkg

* Migrate values from conflicts

* Create default themes outside react

* Use built-in alf utils

* Migrate old font styles

* Remove unused tokens

* Move theme creation to more appropriate file

* Update button colors

* Adjust TextField colors, line heights

src/screens/ProfileList/components/ErrorScreen.tsx

@@ -22,7 +22,7 @@ export function ErrorScreen({error}: {error: React.ReactNode}) {
 
   return (
     <View style={[a.px_xl, a.py_md, a.gap_md]}>
-      <Text style={[a.text_4xl, a.font_heavy]}>
+      <Text style={[a.text_4xl, a.font_bold]}>
         <Trans>Could not load list</Trans>
       </Text>
       <Text style={[a.text_md, t.atoms.text_contrast_high, a.leading_snug]}>