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/shapes.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path class="cls-2" d="m5,16h-2v11c0,1.1045.8954,2,2,2h8v-2H5v-11Z"/> <path class="cls-2" d="m28,29h-11c-.3535,0-.6809-.1866-.8608-.4911-.0927-.1568-.1392-.3328-.1392-.5089,0-.1658.0412-.3317.1238-.4819l5.5-10c.1898-.3451.5333-.5178.8762-.5181.3434-.0003.6861.1724.8762.5181l5.5,10c.0826.1502.1238.3162.1238.4819,0,.1762-.0465.3521-.1392.5089-.1799.3044-.5073.4911-.8608.4911Zm-9.3088-2h7.6177l-3.8088-6.9249-3.8088,6.9249Z"/> <path class="cls-2" d="m27,3h-11v2h11v13.9922h2V5c0-1.1045-.8954-2-2-2Z"/> <path class="cls-2" d="m11,3h-6c-1.1046,0-2,.8955-2,2v6c0,1.1045.8954,2,2,2h6c1.1046,0,2-.8955,2-2v-6c0-1.1045-.8954-2-2-2Zm0,8h-6v-6h6v6Z"/> </svg>