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/result-old.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <rect x="10" y="13" width="2" height="2"/> <rect x="14" y="13" width="8" height="2"/> <rect x="10" y="18" width="2" height="2"/> <rect x="10" y="23" width="2" height="2"/> <path d="M7,28V7h3v3H22V7h3v8h2V7a2,2,0,0,0-2-2H22V4a2,2,0,0,0-2-2H12a2,2,0,0,0-2,2V5H7A2,2,0,0,0,5,7V28a2,2,0,0,0,2,2h9V28ZM12,4h8V8H12Z"/> <path d="M18,19v2.4131A6.996,6.996,0,1,1,24,32V30a5,5,0,1,0-4.5762-7H22v2H16V19Z"/> </svg>