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/Messages/components/RequestListItem.tsx

@@ -38,7 +38,7 @@ export function RequestListItem({convo}: {convo: ChatBskyConvoDefs.ConvoView}) {
         {/* spacer, since you can't nest pressables */}
         <View style={[a.pt_md, a.pb_xs, a.w_full, {opacity: 0}]} aria-hidden>
           {/* Placeholder text so that it responds to the font height */}
-          <Text style={[a.text_xs, a.leading_tight, a.font_bold]}>
+          <Text style={[a.text_xs, a.leading_tight, a.font_semi_bold]}>
             <Trans comment="Accept a chat request">Accept Request</Trans>
           </Text>
         </View>