chore(release): bump version to 0.30.1

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

packaging/ink-notes.metainfo.xml

@@ -84,6 +84,11 @@
   </branding>
   <content_rating type="oars-1.1" />
   <releases>
+    <release version="0.30.1" date="2026-10-20">
+      <description>
+        <p>Snapped highlighter shapes keep the highlighter width. Sharp corners such as the tip of a "1" are drawn round instead of cut off, and strokes no longer jump when the pen lifts. Finger swipes glide more reliably.</p>
+      </description>
+    </release>
     <release version="0.30.0" date="2026-10-19">
       <description>
         <p>Faster scrolling through long notebooks and PDFs: a quick finger swipe keeps gliding, and a scrollbar with page numbers jumps through the notebook. The mouse wheel scrolls further per step. New notebooks scroll continuously by default.</p>