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/cloud-logging.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M28,16v6H4V6H15V4H4A2,2,0,0,0,2,6V22a2,2,0,0,0,2,2h8v4H8v2H24V28H20V24h8a2,2,0,0,0,2-2V16ZM18,28H14V24h4Z" transform="translate(0 0)"/> <rect x="18" y="4" width="12" height="2"/> <rect x="18" y="8" width="12" height="2"/> <rect x="18" y="12" width="6" height="2"/> </svg>