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/warning-alt-inverted.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M16,17a1.5,1.5,0,1,0,1.5,1.5A1.5,1.5,0,0,0,16,17Z"/> <rect x="15" y="6" width="2" height="9"/> <path d="M29.855,2.481a1.001,1.001,0,0,1,.0322.98l-13,25a1,1,0,0,1-1.7744,0l-13-25A1,1,0,0,1,3,2H29A1.0007,1.0007,0,0,1,29.855,2.481ZM4.6487,4.0033,15.998,25.8286h.004L27.3513,4.0033,27.3493,4H4.6507Z"/> </svg>