ants 0.33.0

• Rich link previews show page titles, descriptions, and social images. They load as results become visible, with caching and bounded requests.
• Rich previews default to on. Switch them off in Settings, accessible from the home screen and search results.
• The rich-preview setting syncs over Nostr using NIP-78 when connected to an Android signer. Account settings remain available locally, with pending changes retained for retry.
• Search suggestions complete registered keywords, including all supported is: kinds. Tap a suggestion without submitting the search or replacing the rest of the query.

Validation: debug and signed release builds; APK version and signing-certificate verification. No local tests or emulator run, per project instructions.