frank-large: swap halogen Quadlet for ik_llama.cpp (3090 + Strix Halo CPU path)

.gitignore

@@ -5,6 +5,9 @@
 # LLM fleet tunables (paths and numbers, never credentials)
 !scripts/*.env
 
+# LLM fleet runtime state (slot save/restore files written by the server)
+scripts/slot-state/
+
 # Playwright e2e: local creds, browser storage states, node artifacts
 tests/e2e/.env.local
 tests/e2e/.auth/