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/heat-map-02.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <title>heat-map--02</title> <circle cx="21" cy="20" r="2"/> <circle cx="14" cy="12" r="2"/> <circle cx="29" cy="19" r="1"/> <path d="M26.5,30A3.5,3.5,0,1,1,30,26.5,3.5041,3.5041,0,0,1,26.5,30Zm0-5A1.5,1.5,0,1,0,28,26.5,1.5017,1.5017,0,0,0,26.5,25Z"/> <path d="M14,30a3.958,3.958,0,0,1-2.126-.6211,6.9977,6.9977,0,1,1,4.1109-6.8384A3.9916,3.9916,0,0,1,14,30Zm-1.8843-3.0278.5391.4946a1.9915,1.9915,0,1,0,2.0039-3.343l-.6909-.2432.03-.8467a5.0085,5.0085,0,1,0-2.5166,4.3023Z"/> <path d="M24,16a6.0067,6.0067,0,0,1-6-6,5.3246,5.3246,0,0,1,.0269-.5327A3.9564,3.9564,0,0,1,16,6a4.0045,4.0045,0,0,1,4-4,3.9564,3.9564,0,0,1,3.4673,2.0271C23.6484,4.009,23.8252,4,24,4a6,6,0,0,1,0,12ZM20,4a2.0021,2.0021,0,0,0-2,2,1.9805,1.9805,0,0,0,1.43,1.9023l.9018.2706-.2153.9162A3.9938,3.9938,0,1,0,24,6a4.0064,4.0064,0,0,0-.9121.1162l-.9155.2141-.27-.9006A1.9807,1.9807,0,0,0,20,4Z"/> <path d="M6.5,11A4.5,4.5,0,1,1,11,6.5,4.5051,4.5051,0,0,1,6.5,11Zm0-7A2.5,2.5,0,1,0,9,6.5,2.503,2.503,0,0,0,6.5,4Z"/> </svg>