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/components/FeedInterstitials.tsx

@@ -380,7 +380,7 @@ export function ProfileGrid({
           a.justify_between,
         ]}
         pointerEvents={isIOS ? 'auto' : 'box-none'}>
-        <Text style={[a.text_sm, a.font_bold, t.atoms.text]}>
+        <Text style={[a.text_sm, a.font_semi_bold, t.atoms.text]}>
           {isFeedContext ? (
             <Trans>Suggested for you</Trans>
           ) : (
@@ -516,7 +516,7 @@ export function SuggestedFeeds() {
           style={[
             a.flex_1,
             a.text_lg,
-            a.font_bold,
+            a.font_semi_bold,
             t.atoms.text_contrast_medium,
           ]}>
           <Trans>Some other feeds you might like</Trans>