Improved YouTube subtitle reliability and translation behavior, including ad-transition handling, timed-text caching, caption controls, and subtitle overlay sizing.

Version 1.0.5:
- More accurate in-page replacements with sense-aware translation, inflected target forms, and clearer hover cards.
- More reliable YouTube subtitle replacement, especially with auto-generated tracks, navigation, CC-off playback, and ad transitions.
- Better starter decks and language normalization, including English-as-target decks and kana-normalized Japanese readings.
- More reliable sync and review counts across devices, plus safer Skritter status and write-back behavior.
- Privacy-scrubbed release diagnostics to help diagnose extension issues without collecting URLs or browsing history.

Version 1.0.4:
- Speeds up YouTube subtitle replacement with proactive prefetch and sentence-aligned context.
- Improves subtitle and page replacement quality by suppressing multi-word-expression participant words.
- Adds cross-language starter deck support through the English starter deck pivot.
- Adds a popup language-swap control for faster source/target changes.
- Extends subtitle source-language guarding across all 19 supported languages.

Version 1.0.3:
- Improves anonymous onboarding, including local starter-deck provisioning and stale-session handling.
- Adds custom deck management support before sign-in.
- Polishes popup/options copy and deck UI based on extension QA.
- Refreshes starter-deck translations across supported languages.

Version 1.0.2 refreshes the extension package from the latest LinguaLens source. It tightens store-facing metadata and permissions, keeps the current replacement/sync fixes, and does not change user data formats.

Version 1.0.1 updates the extension package metadata and keeps the browser extension release aligned with the latest LinguaLens build.