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/navaid-military-civil.svg

@@ -0,0 +1 @@
+<svg id="Layer_1" data-name="Layer 1" width="32" height="32" viewBox="0 0 32 32"> <path d="M16,24a8,8,0,1,1,8-8A8.0092,8.0092,0,0,1,16,24Zm0-14a6,6,0,1,0,6,6A6.0067,6.0067,0,0,0,16,10Z" transform="translate(0 0)"/> <path d="M30,14H27.8193A12.0112,12.0112,0,0,0,18,4.1807V2H14V4.1807A12.0112,12.0112,0,0,0,4.1807,14H2v4H4.1807A12.0112,12.0112,0,0,0,14,27.8193V30h4V27.8193A12.0112,12.0112,0,0,0,27.8193,18H30ZM16,26A10,10,0,1,1,26,16,10.0114,10.0114,0,0,1,16,26Z" transform="translate(0 0)"/> </svg>