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/application-mobile.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <rect x="23" y="7" width="4" height="4"/> <rect x="23" y="13" width="4" height="4"/> <rect x="17" y="7" width="4" height="4"/> <rect x="17" y="13" width="4" height="4"/> <circle cx="14.5" cy="24.5" r="1.5"/> <path d="M21,30H8a2.0023,2.0023,0,0,1-2-2V4A2.0023,2.0023,0,0,1,8,2H21V4H8V28H21V20h2v8A2.0023,2.0023,0,0,1,21,30Z" transform="translate(0 0)"/> </svg>