chore: prepare v0.9.2 release

changes/fix-overlay-pointer-tracking.md

@@ -1,4 +0,0 @@
-type: fixed
-area: overlay
-
-- Fixed overlay pointer tracking so Windows click-through toggles immediately when the cursor enters or leaves subtitle regions, without waiting for a later hover resync.

changes/fix-windows-overlay-scaling.md

@@ -1,4 +0,0 @@
-type: fixed
-area: overlay
-
-- Fixed Windows overlay window tracking on scaled displays by converting native tracked window bounds to Electron DIP coordinates before applying overlay bounds.

changes/fix-windows-youtube-playback.md

@@ -1,5 +0,0 @@
-type: fixed
-area: launcher
-
-- Fixed Windows direct `--youtube-play` startup so MPV boots reliably, stays paused until the app-owned subtitle flow is ready, and reuses an already-running SubMiner instance when available.
-- Fixed standalone Windows `--youtube-play` sessions so closing MPV fully exits SubMiner instead of leaving hidden overlay windows or a background process behind.

changes/fix-youtube-yomitan-bootstrap.md

@@ -1,4 +0,0 @@
-type: fixed
-area: overlay
-
-- Fixed `subminer <youtube-url>` on Linux so the YouTube playback flow waits for Yomitan to load before creating the overlay window, avoiding the broken lookup popup state that previously required a manual overlay refresh.