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/ageAssurance/AgeAssuranceAdmonition.tsx

@@ -82,13 +82,13 @@ function Inner({
           </View>
           <View style={[a.flex_1, a.gap_xs, a.pr_4xl]}>
             <Text style={[a.text_sm, a.leading_snug]}>{children}</Text>
-            <Text style={[a.text_sm, a.leading_snug, a.font_bold]}>
+            <Text style={[a.text_sm, a.leading_snug, a.font_semi_bold]}>
               <Trans>
                 Learn more in your{' '}
                 <InlineLinkText
                   label={_(msg`Go to account settings`)}
                   to={'/settings/account'}
-                  style={[a.text_sm, a.leading_snug, a.font_bold]}
+                  style={[a.text_sm, a.leading_snug, a.font_semi_bold]}
                   onPress={() => {
                     logger.metric('ageAssurance:navigateToSettings', {})
                   }}>