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/containers.svg

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 26.3.1, 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="containers_1_" d="M16,31.36c-0.059,0-0.117-0.015-0.171-0.043l-13-7C2.713,24.254,2.64,24.133,2.64,24V10h0.72v13.785
+	l12.28,6.612V17.312c-0.576-0.158-1-0.686-1-1.312c0-0.132,0.019-0.26,0.054-0.381L2.812,8.307C2.702,8.239,2.636,8.118,2.64,7.99
+	c0.004-0.129,0.076-0.246,0.189-0.307l13-7c0.108-0.058,0.236-0.057,0.343,0.001l11,6l-0.346,0.632L15.999,1.41L3.721,8.021
+	l11.352,6.985c0.486-0.454,1.369-0.454,1.855,0l11.884-7.313c0.111-0.068,0.251-0.07,0.364-0.008C29.289,7.75,29.36,7.87,29.36,8v16
+	c0,0.132-0.072,0.253-0.188,0.316l-11,6l-0.346-0.633l10.812-5.897V8.644l-11.334,6.975C17.341,15.74,17.36,15.868,17.36,16
+	c0,0.625-0.425,1.153-1,1.312V31c0,0.127-0.066,0.244-0.175,0.309C16.128,31.343,16.064,31.36,16,31.36z M16,15.36
+	c-0.353,0-0.64,0.287-0.64,0.64s0.287,0.64,0.64,0.64s0.64-0.287,0.64-0.64S16.353,15.36,16,15.36z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>