feat: added icons for custom classes

modules/wave_survival/icons/HealthStatus.svg

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="4.2333331mm"
+   height="4.2333331mm"
+   viewBox="0 0 4.2333331 4.2333331"
+   version="1.1"
+   id="svg1"
+   sodipodi:docname="HealthStatus.svg"
+   inkscape:version="1.4.2 (ebf0e940d0, 2025-05-08)"
+   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">
+  <sodipodi:namedview
+     id="namedview1"
+     pagecolor="#ffffff"
+     bordercolor="#999999"
+     borderopacity="1"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     inkscape:document-units="mm"
+     inkscape:zoom="47.812503"
+     inkscape:cx="8.010457"
+     inkscape:cy="7.9999995"
+     inkscape:current-layer="svg1" />
+  <defs
+     id="defs1" />
+  <g
+     id="layer1">
+    <rect
+       style="fill:#e0e0e0;fill-opacity:1;stroke-width:0"
+       id="rect1"
+       width="1.1252729"
+       height="3.6908951"
+       x="1.5540302"
+       y="0.27121902"
+       ry="0.329" />
+    <rect
+       style="fill:#e0e0e0;fill-opacity:1;stroke-width:0"
+       id="rect2"
+       width="1.1252729"
+       height="3.6908951"
+       x="-2.6793029"
+       y="0.27121902"
+       ry="0.329"
+       transform="rotate(-90)" />
+  </g>
+</svg>