Sprout Desktop v0.3.6

• feat(mobile): add channel sections with relay sync (#800) (5cbedb180)
• feat(desktop): sync channel sections across devices via Nostr (#792) (753d0fe26)
• feat(media): support arbitrary file types with download cards (#810) (2b052eb46)
• feat(desktop): add user-defined channel sections to sidebar (#789) (247ac5239)
• feat(desktop): keyboard shortcuts — ⌘⇧N new channel + ↑-to-edit last message (#809) (d810608d8)
• fix(desktop): scope agent sweep to the owning app instance (#808) (39911e428)
• fix(desktop): route notification clicks to thread context (#790) (f2c266bac)
• chore(deps): update all non-major dependencies (#804) (33e37de6e)
• fix(deps): re-pin isomorphic-git patch to 1.38.3 (#807) (5670ffc6a)
• chore(deps): update dependency @tanstack/react-query to v5.100.14 (#805) (033d92f10)
• Fix desktop glass chrome and inbox previews (#793) (bc23620fc)
• refactor(just): slim down mobile-dev to just run Flutter (#801) (9b9cf4612)
• refactor: consolidate infra management into justfile + add mobile-dev (#797) (2a0385152)