fix: avoid double scaling PDF canvases

fix: render mobile PDFs at device resolution

Keep typed PDF page during scroll sync

perf: show reader content before secondary parsing

Optimize long PDF Reader performance

Prefetch PDF image pages and cache immutable assets

Make PDF outline jumps responsive

Prioritize PDF page jumps over background renders

Improve Reader search responsiveness and PDF outline loading

Optimize Reader search results and image prefetch

Stabilize Reader and search regression tests

Fix Reader search state handoff

feat: add PDF OCR reader support

Parallelize Reader resolution and PDF worker startup

Unblock Reader first content

Finalize Reader navigation and current cache contracts

Complete Reader recovery and static asset updates

Refactor search and Reader services and optimize caches

Test large Reader table of contents

Track project test suites

chore: keep deployment repository lean

perf: overlap reader engine loading

fix: harden reader asset delivery