My app handles this without any issues at all! Swipable gallery with lazy image loading so only couple gifs are loaded at a time. Both in the feed and Post page. Would appreciate feedback on 
if anyone's up for it :)
Viche
Viche — multi-protocol social media client
Viche is a multi-protocol social client for Bluesky, Mastodon, and Nostr — one timeline, your keys, your device. Open source, coming soon.