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/ibm-event-processing.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <circle cx="16" cy="29" r="2"/> <path d="m22.5,30h-2.5v-2h2.5c3.0327,0,5.5-2.4673,5.5-5.5,0-2.5634-1.7395-4.7644-4.23-5.3528l.46-1.9465c3.3972.8026,5.77,3.8042,5.77,7.2993,0,4.1355-3.3645,7.5-7.5,7.5Z"/> <path d="m20.4141,14.5859l-3-3c-.3774-.3779-.8799-.5859-1.4141-.5859s-1.0366.208-1.4143.5859l-2.9998,3c-.3899.3896-.5859.9019-.5859,1.4141s.196,1.0244.5859,1.4141l2.9998,3c.3777.3779.8801.5859,1.4143.5859s1.0366-.208,1.4141-.5859l3-3c.3899-.3896.5859-.9019.5859-1.4141s-.196-1.0244-.5859-1.4141Zm-4.4141,4.4141l-3-3,3-3,2.9998,3-2.9998,3Z"/> <circle cx="16" cy="3" r="2"/> <path d="m7.77,16.7993c-3.3972-.8026-5.77-3.8042-5.77-7.2993C2,5.3645,5.3645,2,9.5,2h2.5v2h-2.5c-3.0327,0-5.5,2.4673-5.5,5.5,0,2.5634,1.7395,4.7645,4.23,5.3528l-.46,1.9465Z"/> </svg>