Regenerate capsule manifest and artemis test image

Routine build/test artifacts left over from Phase 8 work session.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01BrMTq3cJkrr8REFRkMRhLZ

capsules/BLOCK_MAP.md

@@ -1,5 +1,5 @@
 # Capsule Block Manifest — Auto-generated
-<!-- Generated by mkcapsule --manifest  2026-08-26T04:59:35Z -->
+<!-- Generated by mkcapsule --manifest  2026-08-26T12:02:09Z -->
 <!-- DO NOT EDIT — re-run mkcapsule --manifest to refresh.  -->
 <!-- Hand-written justifications and immutability notes live  -->
 <!-- in MANIFEST.md alongside this auto-generated index.      -->