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/name-space.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M7,12H4a2.0023,2.0023,0,0,1-2-2V6A2.0023,2.0023,0,0,1,4,4H7V6H4v4H7Z"/> <rect x="9" y="10" width="6" height="2"/> <rect x="17" y="10" width="6" height="2"/> <path d="M28,12H25V10h3V6H25V4h3a2.0023,2.0023,0,0,1,2,2v4A2.0023,2.0023,0,0,1,28,12Z"/> <rect x="17" y="4" width="6" height="2"/> <rect x="9" y="4" width="6" height="2"/> <path d="M28,28H4a2.0023,2.0023,0,0,1-2-2V22a2.0023,2.0023,0,0,1,2-2H28a2.0023,2.0023,0,0,1,2,2v4A2.0023,2.0023,0,0,1,28,28ZM4,22v4H28V22Z"/> <rect x="2" y="15" width="28" height="2"/> </svg>