docs(campaign): interim work log for the Swift1.5 w4dn8 campaign

Execution facts, blocker trail (plugin-tap probe law, weights-slab
formula, KLD_MOUNT), engine verdict, and the post-chain order. Linked
from the docs index per the completeness seam; the cutover runbook
replaces it.

serverAppConfigs-docs/index.md

@@ -191,6 +191,9 @@ The LLM inference fleet on the two hosts. Full index:
   7.32 KiB/token, MTP depth 3, 2 × 200,000 first boot; rollback is the
   FreeToken one-card era (tag `frank-primary-freetoken-pr587-20261005`),
   then the tcclaviger shape-G era (tag `frank-primary-vllm-shapeG-20261003`)
+- [[swift15-campaign-worklog]] — ACTIVE campaign log: the Swift1.5 →
+  w4dn8 radiance convert and frank-primary swap in flight (branch
+  `swift15-radiance-w4dn8`); the cutover runbook replaces it at completion.
 - [[frank-primary-freetoken-pr587]] — RETIRED 2026-10-05 (superseded the
   same day by the radiance cutover above; kept as the rollback runbook):
   FreeToken built at PR #587 head `77a7201` on the host into