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/direction-rotary-right.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <title>direction--rotary--right</title> <path d="M22,4,20.5859,5.4141,25.1719,10H16.91A5.9965,5.9965,0,1,0,10,16.91V28h2V16.91A6.0061,6.0061,0,0,0,16.91,12h8.2622l-4.586,4.5859L22,18l7-7ZM11,15a4,4,0,1,1,4-4A4.0045,4.0045,0,0,1,11,15Z"/> </svg>