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/zoom-in.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <polygon points="18 12 14 12 14 8 12 8 12 12 8 12 8 14 12 14 12 18 14 18 14 14 18 14 18 12"/> <path d="M21.4479,20A10.856,10.856,0,0,0,24,13,11,11,0,1,0,13,24a10.856,10.856,0,0,0,7-2.5521L27.5859,29,29,27.5859ZM13,22a9,9,0,1,1,9-9A9.01,9.01,0,0,1,13,22Z"/> </svg>