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/network-public.svg

@@ -0,0 +1,8 @@
+<!-- Generator: Adobe Illustrator 24.3.0, SVG Export Plug-In . SVG Version: 6.00 Build 0) -->
+<svg version="1.1" id="icon" x="0px" y="0px" width="32px" height="32px" viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
+<style type="text/css"> .st0{fill:none;}
+</style>
+<path d="M22.5,13c-4.7,0-8.5,3.8-8.5,8.5s3.8,8.5,8.5,8.5s8.5-3.8,8.5-8.5S27.2,13,22.5,13z M29,21h-3c0-2-0.3-4-0.9-5.5 C27.2,16.5,28.8,18.5,29,21z M22.5,28C22.5,28,22.5,28,22.5,28c-0.4-0.2-1.3-1.8-1.5-5h2.9C23.7,26.2,22.9,27.8,22.5,28z M21,21 c0.1-3.8,1.1-5.8,1.4-6c0,0,0,0,0,0c0.4,0.2,1.4,2.2,1.5,6H21z M19.9,15.5C19.3,17,19.1,19,19,21h-3C16.2,18.5,17.8,16.5,19.9,15.5z M16.2,23H19c0.1,1.6,0.4,3.2,0.9,4.5C18.1,26.7,16.7,25,16.2,23z M25.1,27.5c0.5-1.3,0.8-2.8,0.9-4.5h2.9 C28.3,25,26.9,26.7,25.1,27.5z"/>
+<path d="M25.8,10c-0.9-4.6-5-8-9.8-8c-4.8,0-8.9,3.4-9.8,8.1C2.7,10.8,0,13.8,0,17.5C0,21.6,3.4,25,7.5,25H11v-2H7.5 c-3,0-5.5-2.5-5.5-5.5c0-2.9,2.2-5.3,5.1-5.5L8,12L8,11.1C8.5,7.1,11.9,4,16,4c3.7,0,6.8,2.6,7.7,6H25.8z"/>
+<rect id="_x3C_Transparent_Rectangle_x3E__232_" y="0" class="st0" width="32" height="32"/>
+</svg>