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/data-player.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M28,24v2H15.8164a2.983,2.983,0,0,0-5.6328,0H4V24H2v6H4V28h6.1836a2.983,2.983,0,0,0,5.6328,0H28v2h2V24Z"/> <polygon points="13 7.5 13 16.499 13 16.499 21 12 13 7.5"/> <path d="M16,22A10,10,0,1,1,26,12,10.0113,10.0113,0,0,1,16,22ZM16,4a8,8,0,1,0,8,8A8.0092,8.0092,0,0,0,16,4Z"/> </svg>