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/apartment.svg

@@ -0,0 +1,15 @@
+<?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="apartment_1_" d="M30,31.36H2c-0.199,0-0.36-0.161-0.36-0.36V13c0-0.199,0.161-0.36,0.36-0.36h11.64V1
+	c0-0.199,0.161-0.36,0.36-0.36h16c0.199,0,0.36,0.161,0.36,0.36v30C30.36,31.199,30.199,31.36,30,31.36z M14.36,30.64h15.28V1.36
+	H14.36V13c0,0.199-0.161,0.36-0.36,0.36H2.36v17.28h7.28V23c0-0.199,0.161-0.36,0.36-0.36h4c0.199,0,0.36,0.161,0.36,0.36V30.64z
+	 M10.36,30.64h3.28v-7.28h-3.28V30.64z M26.36,25h-0.72v-2h0.721L26.36,25L26.36,25z M22.36,25h-0.72v-2h0.721L22.36,25L22.36,25z
+	 M18.36,25h-0.72v-2h0.721L18.36,25L18.36,25z M6.36,25H5.64v-2h0.72C6.36,23,6.36,25,6.36,25z M26.36,19h-0.72v-2h0.721L26.36,19
+	L26.36,19z M22.36,19h-0.72v-2h0.721L22.36,19L22.36,19z M18.36,19h-0.72v-2h0.721L18.36,19L18.36,19z M14.36,19h-0.72v-2h0.72V19z
+	 M10.36,19H9.64v-2h0.72C10.36,17,10.36,19,10.36,19z M6.36,19H5.64v-2h0.72C6.36,17,6.36,19,6.36,19z M26.36,13h-0.72v-2h0.721
+	L26.36,13L26.36,13z M22.36,13h-0.72v-2h0.721L22.36,13L22.36,13z M18.36,13h-0.72v-2h0.721L18.36,13L18.36,13z M26.36,7h-0.72V5
+	h0.721L26.36,7L26.36,7z M22.36,7h-0.72V5h0.721L22.36,7L22.36,7z M18.36,7h-0.72V5h0.721L18.36,7L18.36,7z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>