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/transpose.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M19,26H14V24h5a5.0055,5.0055,0,0,0,5-5V14h2v5A7.0078,7.0078,0,0,1,19,26Z"/> <path d="M8,30H4a2.0023,2.0023,0,0,1-2-2V14a2.0023,2.0023,0,0,1,2-2H8a2.0023,2.0023,0,0,1,2,2V28A2.0023,2.0023,0,0,1,8,30ZM4,14V28H8V14Z"/> <path d="M28,10H14a2.0023,2.0023,0,0,1-2-2V4a2.0023,2.0023,0,0,1,2-2H28a2.0023,2.0023,0,0,1,2,2V8A2.0023,2.0023,0,0,1,28,10ZM14,4V8H28V4Z"/> </svg>