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-pictograms/hard--ice--cream.svg

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 24.1.2, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
+<path id="hard--ice--cream_1_" d="M16,31.36c-0.155,0-0.292-0.1-0.341-0.246L10.71,16.268c-1.672-0.322-2.672-1.473-2.672-3.161
+	c0-1.142,0.55-2.293,1.616-2.871C9.29,9.383,9.105,8.476,9.105,7.535c0-3.802,3.093-6.895,6.895-6.895s6.896,3.093,6.896,6.895
+	c0,0.94-0.185,1.848-0.55,2.701c1.065,0.578,1.616,1.729,1.616,2.871c0,1.783-1.312,2.962-2.687,3.206l-4.934,14.801
+	C16.292,31.261,16.155,31.36,16,31.36z M11.498,16.356L16,29.861l4.501-13.501h-8.777C11.648,16.36,11.572,16.358,11.498,16.356z
+	 M11.249,9.855c0.199,0,0.36,0.161,0.36,0.36s-0.161,0.36-0.36,0.36c-1.711,0-2.491,1.313-2.491,2.533
+	c0,1.586,1.109,2.533,2.966,2.533h9.027c1.198,0,2.49-0.968,2.49-2.533c0-1.22-0.779-2.533-2.49-2.533H16.95
+	c-0.199,0-0.36-0.161-0.36-0.36s0.161-0.36,0.36-0.36h3.801c0.334,0,0.643,0.041,0.925,0.116c0.332-0.769,0.499-1.587,0.499-2.436
+	c0-3.405-2.77-6.175-6.175-6.175S9.825,4.131,9.825,7.535c0,0.849,0.168,1.667,0.5,2.436C10.607,9.896,10.916,9.855,11.249,9.855z"
+	/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>