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/touch-2-filled.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M16,12a3.0033,3.0033,0,0,0-3,3v3h6V15A3.0033,3.0033,0,0,0,16,12Z"/> <path d="M16,6a9.0092,9.0092,0,0,0-9,9V28H25V15A9.01,9.01,0,0,0,16,6Zm5,14H11V15a5,5,0,0,1,10,0Z"/> <path d="M29,15H27A11,11,0,0,0,5,15H3a13,13,0,0,1,26,0Z"/> </svg>