docs: fix stale context sizes, batch/ubatch, MoE, and service names across docs

docs/index.md

@@ -18,7 +18,7 @@ ngram-mod, 36 MoE experts on CPU, 700K ctx]
     end
 
     subgraph Dankclaw[AMD Strix Halo - Ubuntu 26.04]
-        D[gfx1151 iGPU 96GB unified memory]
+        D[gfx1151 iGPU 64 GiB unified memory]
         E[CIRU ROCmFPX llama.cpp
 frank-default-large, port 52625]
         F[jcbtc Qwen3.8-27B-CIRU-ActiveFPX-PromptForge