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/ibm-cloud-vpc-endpoints.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path id="_Path_" data-name="&lt;Path&gt;" d="M20,27H7a2.0059,2.0059,0,0,1-2-2V12H7V25H20Z" transform="translate(0 0)"/> <path id="_Compound_Path_" data-name="&lt;Compound Path&gt;" d="M23.4,22l-4-4a3.6057,3.6057,0,0,0,.6-2,4.0118,4.0118,0,0,0-4-4,3.6057,3.6057,0,0,0-2,.6l-4-4V2H2v8H8.6l4,4a3.6057,3.6057,0,0,0-.6,2,4.0118,4.0118,0,0,0,4,4,3.6057,3.6057,0,0,0,2-.6l4,4V30h8V22ZM8,8H4V4H8Zm8,10a2,2,0,1,1,2-2A2.0059,2.0059,0,0,1,16,18ZM28,28H24V24h4Z" transform="translate(0 0)"/> <path id="_Path_2" data-name="&lt;Path&gt;" d="M25,20h2V7a2.0059,2.0059,0,0,0-2-2H12V7H25Z" transform="translate(0 0)"/> </svg>