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/favorite-half.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M4.21,17.0615,16,29,27.79,17.0615a7.7313,7.7313,0,0,0,0-10.8232,7.494,7.494,0,0,0-10.6841,0L16,7.3643l-1.1062-1.126a7.494,7.494,0,0,0-10.6841,0A7.7313,7.7313,0,0,0,4.21,17.0615ZM26.3552,15.645,16,26.1255V10.23q1.2708-1.2876,2.5413-2.5742a5.4768,5.4768,0,0,1,7.8139,0A5.708,5.708,0,0,1,26.3552,15.645Z" transform="translate(0)"/> </svg>