wiki: add Carbon Design System icons (2673) + pictograms (1000)

- 2673 SVG icons from @carbon/icons v11.82.0 (~2.5 MB)
- 1000 SVG pictograms from Carbon Design System (~2.0 MB)
- Updated 00-overview.md with asset structure and category listing

All icons: 32x32, fill: currentColor, optimized SVG
All pictograms: 24x24, fill: currentColor, SVG

assets/icons/carbon/ibm-aiops-insights.svg

@@ -0,0 +1,2 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <polygon points="5.5 23 2 30 9 30 5.5 23"/> <path d="m26,15v2c1.1025,0,2,.8975,2,2v5c0,1.1025-.8975,2-2,2H10v2h16c2.2061,0,4-1.7939,4-4v-5c0-2.2056-1.7939-4-4-4Z"/> <path d="m14,24c-.4463,0-.8389-.2959-.9614-.7251l-1.793-6.2749h-3.2456v-2h4c.4463,0,.8389.2959.9614.7251l1.0386,3.6348,3.0386-10.6348c.1226-.4292.5151-.7251.9614-.7251s.8389.2959.9614.7251l1.793,6.2749h3.2456v2h-4c-.4463,0-.8389-.2959-.9614-.7251l-1.0386-3.6348-3.0386,10.6348c-.1226.4292-.5151.7251-.9614.7251Z"/> <path d="m4,13v-5c0-1.103.897-2,2-2h16v-2H6c-2.2056,0-4,1.7944-4,4v5c0,2.2056,1.7944,4,4,4v-2c-1.103,0-2-.897-2-2Z"/> <circle cx="27" cy="5" r="3"/> <g id="_Transparent_Rectangle_" data-name="&amp;lt;Transparent Rectangle&amp;gt;"> <rect class="cls-1" width="32" height="32"/> </g>
+</svg>