fix(kustomize): remove duplicate configmap resource & use literals

- Remove configmap.yaml from resources (conflicted with configMapGenerator)
- Define TEMPORAL_* vars as literals in configMapGenerator
- This fixes the namespace transformation ID conflict

k8s/kustomization.yaml

@@ -4,10 +4,8 @@ kind: Kustomization
 namespace: poimen
 
 resources:
-  - configmap.yaml
   - worker-deployment.yaml
   - orchestrator-job.yaml
-  # secret.yaml is auto-generated from secrets.env below
 
 commonLabels:
   app.kubernetes.io/name: poimen
@@ -21,4 +19,7 @@ secretGenerator:
 
 configMapGenerator:
   - name: poimen-config
+    literals:
+      - TEMPORAL_NAMESPACE=poimen-harness
+      - TEMPORAL_HOSTPORT=temporal-frontend.temporal:7233
     behavior: create