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/connect.svg

@@ -0,0 +1,22 @@
+<?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="connect_1_" d="M19.5,31.36h-7c-0.199,0-0.36-0.161-0.36-0.36v-7c0-0.199,0.161-0.36,0.36-0.36h3.14v-3.796
+	c-0.794-0.074-1.52-0.39-2.102-0.873l-6.067,6.067C8.026,25.707,8.36,26.565,8.36,27.5c0,2.128-1.731,3.86-3.86,3.86
+	s-3.86-1.732-3.86-3.86s1.731-3.86,3.86-3.86c0.935,0,1.793,0.335,2.462,0.89l6.067-6.067c-0.483-0.582-0.799-1.308-0.873-2.102H8.5
+	c-2.404,0-4.36-1.956-4.36-4.36V8.36H1C0.801,8.36,0.64,8.199,0.64,8V1c0-0.199,0.161-0.36,0.36-0.36h7
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+	c0.111,0.064,0.18,0.182,0.181,0.311c0,0.128-0.067,0.247-0.178,0.312l-6,3.536c-0.11,0.066-0.249,0.067-0.361,0.002
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+	c0.199,0,0.36,0.161,0.36,0.36v7c0,0.199-0.161,0.36-0.36,0.36h-3.14v4.64c0,2.404-1.956,4.36-4.36,4.36h-3.64V31
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+	c2.007,0,3.64-1.633,3.64-3.64v-4.64H24c-0.199,0-0.36-0.161-0.36-0.36v-3.14h-3.796c-0.172,1.842-1.642,3.312-3.484,3.484v3.796
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+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>