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/calls-incoming.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="m26,12c-2.2091,0-4,1.7908-4,4s1.7909,4,4,4,4-1.7909,4-4-1.7908-4-4-4Zm0,6c-1.1028,0-2-.8972-2-2s.8972-2,2-2,2,.8972,2,2-.8972,2-2,2Z"/> <path d="m15,20l-1.4143,1.4141,2.5859,2.5859H7.8157c-.4141-1.1611-1.5137-2-2.8157-2-1.6543,0-3,1.3457-3,3s1.3457,3,3,3c1.302,0,2.4016-.8389,2.8157-2h8.356l-2.5859,2.5859,1.4143,1.4141,5-5-5-5Zm-10,6c-.5515,0-1-.4487-1-1s.4485-1,1-1,1,.4487,1,1-.4485,1-1,1Z"/> <path d="m15,4l-1.4143,1.4141,2.5859,2.5859H7.8157c-.4141-1.1611-1.5137-2-2.8157-2-1.6543,0-3,1.3457-3,3s1.3457,3,3,3c1.302,0,2.4016-.8389,2.8157-2h8.356l-2.5859,2.5859,1.4143,1.4141,5-5-5-5Zm-10,6c-.5515,0-1-.4487-1-1s.4485-1,1-1,1,.4487,1,1-.4485,1-1,1Z"/> </svg>