infra: book-eval Job back to no-PVC — unlock calendar now read from DB (networked, node-agnostic)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

infra/k8s/jobs/fxhnt-bybit-book-eval-job.yaml

@@ -25,11 +25,6 @@ spec:
       restartPolicy: Never
       imagePullSecrets:
         - name: scw-registry
-      affinity:
-        podAffinity:                                  # co-locate with dagster to read the RWO surfer-data PVC
-          requiredDuringSchedulingIgnoredDuringExecution:
-            - labelSelector: { matchLabels: { app.kubernetes.io/name: dagster } }
-              topologyKey: kubernetes.io/hostname     # read-only mount → unlock_calendar.json (own memory still bounds OOM)
       initContainers:
         - name: git-sync
           image: alpine/git:latest
@@ -57,7 +52,6 @@ spec:
             - { name: FXHNT_OPERATIONAL_DSN, value: "postgresql+psycopg://foxhunt@postgres.foxhunt.svc.cluster.local:5432/fxhnt" }
             - name: PGPASSWORD
               valueFrom: { secretKeyRef: { name: db-credentials, key: password } }
-            - { name: FXHNT_SURFER_DATA_DIR, value: /data/surfer }   # unlock_calendar.json (read-only)
             - { name: PYTHONUNBUFFERED, value: "1" }
           resources:
             # OWN memory so it never OOMs the daemon: 4Gi req / 6Gi limit (liquid-subset multi-symbol compute).
@@ -65,11 +59,9 @@ spec:
             limits: { memory: "6Gi", cpu: "2" }       # no PVC
           volumeMounts:
             - { name: code, mountPath: /code, readOnly: true }
-            - { name: surfer-data, mountPath: /data, readOnly: true }   # unlock_calendar.json (read-only)
       volumes:
         - { name: code, emptyDir: {} }
         - { name: git-ssh-key, secret: { secretName: argo-git-ssh-key, defaultMode: 256 } }
-        - { name: surfer-data, persistentVolumeClaim: { claimName: fxhnt-surfer-data, readOnly: true } }
 ---
 # Egress: DNS + Postgres/Timescale (5432) + external 443 (DefiLlama unlock calendar / Binance stablecoin spot
 # loaders, when present) + gitea-sshd (2222, git-sync).