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/application.svg

@@ -0,0 +1,11 @@
+<?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="application_1_" d="M29,3.5C29,3.776,28.776,4,28.5,4S28,3.776,28,3.5S28.224,3,28.5,3S29,3.224,29,3.5z M26.5,3
+	C26.224,3,26,3.224,26,3.5S26.224,4,26.5,4S27,3.776,27,3.5S26.776,3,26.5,3z M24.5,3C24.224,3,24,3.224,24,3.5S24.224,4,24.5,4
+	S25,3.776,25,3.5S24.776,3,24.5,3z M31,30.36H1c-0.199,0-0.36-0.161-0.36-0.36V2c0-0.199,0.161-0.36,0.36-0.36h30
+	c0.199,0,0.36,0.161,0.36,0.36v28C31.36,30.199,31.199,30.36,31,30.36z M9.36,29.64h21.28V5.36H9.36V29.64z M1.36,29.64h7.28V5.36
+	H1.36V29.64z M9,4.64h21.64V2.36H1.36v2.28H9z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>