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/engine.svg

@@ -0,0 +1,16 @@
+<?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="engine_1_" d="M31,28.36H19c-0.12,0-0.232-0.061-0.3-0.161l-1.893-2.839H4c-0.199,0-0.36-0.161-0.36-0.36v-8.639H1.36
+	v5.732H0.64V9.909h0.72v5.732h2.28V7c0-0.199,0.161-0.36,0.36-0.36h12.64V4.36H11V3.64h12v0.72h-5.64v2.28H28
+	c0.199,0,0.36,0.161,0.36,0.36v5.64H31c0.199,0,0.36,0.161,0.36,0.36v15C31.36,28.199,31.199,28.36,31,28.36z M19.192,27.64H30.64
+	V13.36H28c-0.199,0-0.36-0.161-0.36-0.36V7.36H4.36v17.28H17c0.12,0,0.232,0.061,0.3,0.161L19.192,27.64z M24,19.36H8v-0.72h16
+	V19.36z M22,15.36c-1.302,0-2.36-1.059-2.36-2.36s1.059-2.36,2.36-2.36s2.36,1.059,2.36,2.36S23.302,15.36,22,15.36z M22,11.36
+	c-0.904,0-1.64,0.736-1.64,1.64s0.735,1.64,1.64,1.64s1.64-0.736,1.64-1.64S22.904,11.36,22,11.36z M16,15.36
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+	c-0.904,0-1.64,0.736-1.64,1.64s0.736,1.64,1.64,1.64c0.904,0,1.64-0.736,1.64-1.64S16.904,11.36,16,11.36z M10,15.36
+	c-1.301,0-2.36-1.059-2.36-2.36s1.059-2.36,2.36-2.36s2.36,1.059,2.36,2.36S11.301,15.36,10,15.36z M10,11.36
+	c-0.904,0-1.64,0.736-1.64,1.64s0.736,1.64,1.64,1.64s1.64-0.736,1.64-1.64S10.904,11.36,10,11.36z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>