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-pictograms/fuel.svg

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 24.1.2, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
+<path id="fuel_1_" d="M26,31.36H6c-1.301,0-2.36-1.059-2.36-2.36V6c0-1.179,0.869-2.159,2-2.333V1c0-0.199,0.161-0.36,0.36-0.36h10
+	c0.199,0,0.36,0.161,0.36,0.36v2.64H26c1.302,0,2.36,1.059,2.36,2.36v23C28.36,30.302,27.302,31.36,26,31.36z M6,4.36
+	C5.096,4.36,4.36,5.096,4.36,6v23c0,0.904,0.736,1.64,1.64,1.64h20c0.904,0,1.64-0.735,1.64-1.64V6c0-0.904-0.735-1.64-1.64-1.64H6z
+	 M6.36,3.64h9.28V1.36H6.36V3.64z M23,24.36c-0.092,0-0.185-0.035-0.255-0.105l-14-14c-0.141-0.141-0.141-0.368,0-0.509
+	s0.368-0.141,0.509,0l14,14c0.141,0.141,0.141,0.369,0,0.51C23.185,24.325,23.092,24.36,23,24.36z M9,24.36
+	c-0.092,0-0.184-0.035-0.254-0.105c-0.141-0.141-0.141-0.369,0-0.51l5-5c0.141-0.141,0.368-0.141,0.509,0s0.141,0.369,0,0.51l-5,5
+	C9.184,24.325,9.092,24.36,9,24.36z M18,15.36c-0.092,0-0.185-0.035-0.255-0.105c-0.141-0.141-0.141-0.368,0-0.509l5-5
+	c0.141-0.141,0.369-0.141,0.51,0s0.141,0.368,0,0.509l-5,5C18.185,15.325,18.092,15.36,18,15.36z M25,1.64h-4v0.72h4V1.64z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>