Merge branch 'chore/fleet-image-refresh' into main

tests/frank_dragoon_unit.bats

@@ -1,7 +1,7 @@
 #!/usr/bin/env bats
 # Seam: frank-dragoon serves Quat3rnion's NATIVE v2 conversion (2026-10-11)
 # of the abliterated Qwen3.8-Flash-Next (a .hgn flash-server payload) on the
-# Strix Halo iGPU through the halogen-flash-server CONTAINER (0.16.2,
+# Strix Halo iGPU through the halogen-flash-server CONTAINER (0.18.20,
 # digest-pinned), driven by the root unit's serve script — 2 slots over ONE
 # 401,408-position KV pool at the native 262,144 ceiling, MTP head always on (HALOGEN_SPEC_ADAPT=0)
 # and the vision tower mounted. 2026-10-17 cutover from the Swift1.5-finetune