[SDK] Migrate discovery and post-thread queries to the appview client (#11355)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

src/state/queries/useSuggestedStarterPacksQuery.ts

@@ -7,7 +7,8 @@ import {
 import {getContentLanguages} from '#/state/preferences/languages'
 import {STALE} from '#/state/queries'
 import {usePreferencesQuery} from '#/state/queries/preferences'
-import {useAgent} from '#/state/session'
+import {useAppviewClient} from '#/state/session'
+import {app} from '#/lexicons'
 
 export const createSuggestedStarterPacksQueryKey = (interests?: string[]) => [
   'suggested-starter-packs',
@@ -21,7 +22,7 @@ export function useSuggestedStarterPacksQuery({
   enabled?: boolean
   overrideInterests?: string[]
 }) {
-  const agent = useAgent()
+  const client = useAppviewClient()
   const {data: preferences} = usePreferencesQuery()
   const contentLangs = getContentLanguages().join(',')
 
@@ -30,8 +31,9 @@ export function useSuggestedStarterPacksQuery({
     staleTime: STALE.MINUTES.THREE,
     queryKey: createSuggestedStarterPacksQueryKey(overrideInterests),
     queryFn: async () => {
-      const {data} = await agent.app.bsky.unspecced.getSuggestedStarterPacks(
-        undefined,
+      return await client.call(
+        app.bsky.unspecced.getSuggestedStarterPacks,
+        {},
         {
           headers: {
             ...createBskyTopicsHeader(
@@ -43,7 +45,6 @@ export function useSuggestedStarterPacksQuery({
           },
         },
       )
-      return data
     },
   })
 }