Reader: ESV chapter audio

The Reader's player follows the translation on screen: ESV plays its own
recording via a server route that resolves the ESV API's audio redirect;
other translations keep the BSB narrators.

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/components/reader/AudioSheet.jsx

@@ -9,7 +9,9 @@ export default function AudioSheet({ open, onClose, translation, bookName, chapt
         title={`${bookName} ${chapter}`}
         subtitle={audio.state.status === 'error'
           ? "Couldn't load audio for this chapter/narrator."
-          : translation !== 'BSB'
+          : translation === 'ESV'
+            ? 'ESV audio, read by David Cochran Heath. It follows the chapter as you browse.'
+            : translation !== 'BSB'
             ? `Audio is BSB only — no ${translation} audio is available, so it won't match the ${translation} text on screen.`
             : 'Audio follows the chapter as you browse.'}
         status={audio.state.status}
@@ -23,7 +25,7 @@ export default function AudioSheet({ open, onClose, translation, bookName, chapt
         onNext={onNext}
         nextDisabled={nextDisabled}
         onStop={audio.stop}
-        controls={(
+        controls={translation === 'ESV' ? null : (
           <select value={narrator} onChange={(e) => onNarrator(e.target.value)}
             className="rounded-xl border border-[var(--r-line)] bg-[var(--r-bg)] px-2 py-1.5 text-sm text-[var(--r-text)]">
             <option value="david">David</option>