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/view-filled.svg

@@ -0,0 +1 @@
+<svg id="icon" viewBox="0 0 32 32"><title>view--filled</title><circle cx="16" cy="16" r="4"/><path d="M30.94,15.66A16.69,16.69,0,0,0,16,5,16.69,16.69,0,0,0,1.06,15.66a1,1,0,0,0,0,.68A16.69,16.69,0,0,0,16,27,16.69,16.69,0,0,0,30.94,16.34,1,1,0,0,0,30.94,15.66ZM16,22.5A6.5,6.5,0,1,1,22.5,16,6.51,6.51,0,0,1,16,22.5Z"/></svg>