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/direction-rotary-first-right-filled.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <title>direction--rotary--first-right--filled</title> <circle cx="11" cy="11" r="3"/> <path d="M28,2H4A2,2,0,0,0,2,4V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V4A2,2,0,0,0,28,2ZM26,26H16V24h6.5859l-8.833-8.833A4.9678,4.9678,0,0,1,12,15.8989V26H10V15.8989a5.0113,5.0113,0,1,1,5.167-2.146L24,22.5859V16h2Z"/> <path id="inner-path" class="cls-1" d="M11,14a3,3,0,1,1,3-3A3.0033,3.0033,0,0,1,11,14Zm13,2v6.5859l-8.833-8.833A4.9959,4.9959,0,1,0,10,15.8989V26h2V15.8989a4.9678,4.9678,0,0,0,1.7529-.7319L22.5859,24H16v2H26V16Z"/> </svg>