assets: update ellipse arc icon

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

assets/icons/ellipse/ellipse_arc.svg

@@ -1,13 +1,68 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="64" height="64">
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   viewBox="0 0 24 24"
+   width="64"
+   height="64"
+   version="1.1"
+   id="svg2"
+   sodipodi:docname="ellipse_arc.svg"
+   inkscape:version="1.4.4 (dcaf3e7d9e, 2026-05-05)"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs2" />
+  <sodipodi:namedview
+     id="namedview2"
+     pagecolor="#505050"
+     bordercolor="#eeeeee"
+     borderopacity="1"
+     inkscape:showpageshadow="0"
+     inkscape:pageopacity="0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#505050"
+     inkscape:zoom="12.529125"
+     inkscape:cx="21.110812"
+     inkscape:cy="27.575749"
+     inkscape:window-width="1920"
+     inkscape:window-height="939"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
   <!-- Ghost full ellipse (dim, dashed) -->
-  <ellipse cx="12" cy="12" rx="9" ry="5.5"
+  <ellipse
-           stroke="#606060" stroke-width="1.5" stroke-dasharray="3 2" fill="none"/>
+     cx="12"
+     cy="12"
+     rx="9"
+     ry="5.5"
+     stroke="#606060"
+     stroke-width="1.5"
+     stroke-dasharray="3 2"
+     fill="none"
+     id="ellipse1" />
   <!-- Partial arc t=45° → t=315° (large arc, going left/counterclockwise in SVG) -->
   <!-- Start: (18.36, 15.89)  End: (18.36, 8.11)  large-arc=1, sweep=0 -->
-  <path d="M 18.36 15.89 A 9 5.5 0 1 0 18.36 8.11"
+  <path
-        stroke="#e0e0e0" stroke-width="2" fill="none" stroke-linecap="round"/>
+     d="m 5.3878288,16.16352 a 9,5.5 0 1 0 0,-7.7800001"
+     stroke="#e0e0e0"
+     stroke-width="2"
+     fill="none"
+     stroke-linecap="round"
+     id="path1" />
   <!-- Start angle dot -->
-  <circle cx="18.36" cy="15.89" r="2"   fill="#4cc9f0"/>
+  <circle
+     cx="5.7273746"
+     cy="16.250023"
+     r="2"
+     fill="#4cc9f0"
+     id="circle1" />
+  <circle
+     cx="5.7598271"
+     cy="7.7543044"
+     r="2"
+     fill="#4cc9f0"
+     id="circle1-6" />
   <!-- End angle dot -->
-  <circle cx="18.36" cy="8.11"  r="1.5" fill="#4cc9f0"/>
 </svg>