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/user-service-desk.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M25.334,11.95l1.2055-1.206a1.178,1.178,0,0,1,1.2593-.2584l1.4693.5868A1.1736,1.1736,0,0,1,30,12.1489v2.692A1.1681,1.1681,0,0,1,28.8229,16l-.05-.0015C18.4775,15.3578,16.4,6.6357,16.0073,3.2976a1.1681,1.1681,0,0,1,1.0315-1.29A1.1492,1.1492,0,0,1,17.1751,2h2.5994a1.1626,1.1626,0,0,1,1.0764.7322l.5866,1.47a1.1635,1.1635,0,0,1-.2529,1.26L19.9791,6.668S20.6733,11.3682,25.334,11.95Z" transform="translate(0 0)"/> <path d="M16,30H14V25a3.0033,3.0033,0,0,0-3-3H7a3.0033,3.0033,0,0,0-3,3v5H2V25a5.0059,5.0059,0,0,1,5-5h4a5.0059,5.0059,0,0,1,5,5Z" transform="translate(0 0)"/> <path d="M9,10a3,3,0,1,1-3,3,3,3,0,0,1,3-3M9,8a5,5,0,1,0,5,5A5,5,0,0,0,9,8Z" transform="translate(0 0)"/> </svg>