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/run.svg

@@ -0,0 +1 @@
+<svg id="icon" viewBox="0 0 32 32"><title>run</title><path d="M21,16a6,6,0,1,1-6,6,6,6,0,0,1,6-6m0-2a8,8,0,1,0,8,8,8,8,0,0,0-8-8Z"/><path d="M26,4H6A2,2,0,0,0,4,6V26a2,2,0,0,0,2,2h4V26H6V12H28V6A2,2,0,0,0,26,4ZM6,10V6H26v4Z"/><polygon points="19 19 19 25 24 22 19 19"/></svg>