Minsoo Kim 2e083a3a19 feat: keep-alive PDF viewers and per-file state preservation on switch ... Keep PdfViewer instances mounted (visibility:hidden) instead of unmounting on file switch, so canvas/scroll state is preserved instantly. Also cache editor cursor+scroll and PDF zoom per file. - Keep-alive up to 5 PdfViewer instances with LRU eviction - Save/restore scrollTop via isActive prop on visibility toggle - Per-file editor cursor + scroll cache (editorStateCache) - Per-root PDF zoom + fitMode cache (zoomCache) - Gate IntersectionObserver on isActive to avoid work for hidden viewers - Extract scrollToPageEl helper to deduplicate scroll-retry logic - Deduplicate getOrOpenDocument to reuse getCachedDocument - Clear all caches on project close Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>		2026-03-10 21:20:19 +09:00
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desktop	feat: keep-alive PDF viewers and per-file state preservation on switch	2026-03-10 21:20:19 +09:00
landing@34f235e2a8	Update landing submodule pointer	2026-03-10 16:58:07 +09:00