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-1-filled.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M13,2A6.0067,6.0067,0,0,0,7,8H9a4,4,0,0,1,8,0h2A6.0067,6.0067,0,0,0,13,2Z"/> <path d="M21,30H16.5606a4,4,0,0,1-2.7088-1.0566L4.6513,20.4771A2.0018,2.0018,0,0,1,4.77,17.4219a2.0743,2.0743,0,0,1,2.6578.1728L11,20.8569V8a2,2,0,0,1,4,0v7a2,2,0,0,1,4,0v1a2,2,0,0,1,4,0v1a2,2,0,0,1,4,0v7A6,6,0,0,1,21,30Z"/> </svg>