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/container.svg

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 25.4.1, 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="container_00000062878541968003652550000009901233824047781527_" d="M16,31.36c-0.059,0-0.117-0.015-0.171-0.043l-13-7
+	C2.713,24.254,2.64,24.133,2.64,24V8c0-0.132,0.073-0.254,0.189-0.317l13-7c0.107-0.058,0.234-0.058,0.342,0l13,7
+	C29.287,7.746,29.36,7.868,29.36,8v16c0,0.133-0.073,0.254-0.189,0.317l-13,7C16.117,31.346,16.059,31.36,16,31.36z M16.36,15.215
+	v15.183l12.28-6.612V8.603L16.36,15.215z M3.36,23.785l12.28,6.612V15.215L3.36,8.603V23.785z M3.759,8L16,14.591L28.24,8L16,1.409
+	L3.759,8z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>