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/smoothing-cursor.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"><title>smoothing--cursor</title><circle cx="18" cy="18" r="4"/><path d="M18,30a11.8932,11.8932,0,0,1-4.1035-.72L14.58,27.4A9.9725,9.9725,0,0,0,18,28Z"/><path d="M22.1484,29.2637l-.6914-1.877a9.9556,9.9556,0,0,0,2.9973-1.748l1.2916,1.5268A11.9525,11.9525,0,0,1,22.1484,29.2637Z"/><path d="M10.2893,27.1951A12.0141,12.0141,0,0,1,7.61,24.0078l1.73-1.0029a10.0236,10.0236,0,0,0,2.2347,2.6584Z"/><path d="M28.4133,23.967l-1.7343-.9956a9.9159,9.9159,0,0,0,1.176-3.2641l1.9712.3388A11.8956,11.8956,0,0,1,28.4133,23.967Z"/><path d="M6.1821,20.0925A12.1282,12.1282,0,0,1,6.1777,15.93l1.9707.3423a10.1214,10.1214,0,0,0,.0035,3.4738Z"/><path d="M27.8447,16.2339a9.9019,9.9019,0,0,0-1.1953-3.2564l1.7285-1.0063a11.9029,11.9029,0,0,1,1.4361,3.9121Z"/><path d="M9.3313,13.0107l-1.7324-.999a12.01,12.01,0,0,1,2.6738-3.1931l1.2886,1.53A10.01,10.01,0,0,0,9.3313,13.0107Z"/><path d="M24.4094,10.3237a9.96,9.96,0,0,0-3.0088-1.7309l.68-1.8809a11.9491,11.9491,0,0,1,3.6118,2.0772Z"/><path d="M14.562,8.6064l-.6875-1.8779A12.1031,12.1031,0,0,1,18,6V8A10.0875,10.0875,0,0,0,14.562,8.6064Z"/><polygon points="11 2 2 2 2 11 4 11 4 4 11 4 11 2"/></svg>