Improve logging recovery, resource scaling, and app deploy logging.

Auto-reconnect Elasticsearch port-forward after cluster or API restarts, poll log status in the UI, and apply storage changes through billing upgrade for all workloads. Add Redis/RabbitMQ PVC resize, Helm ES credentials for Fluent Bit, and fix deploy progress overlay behavior.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/.env.example

@@ -19,11 +19,26 @@ JWT_REFRESH_EXPIRES_IN=7d
 REDIS_HOST=localhost
 REDIS_PORT=6379
 
-# Container Registry
-REGISTRY_URL=registry.example.com
+# Container Registry (same Docker Registry v2, two hostnames)
+# Internal — Kaniko/build pods push here (ClusterIP, HTTP, fast)
+REGISTRY_URL=registry.cloudhost-builds.svc.cluster.local:5000
+# External — kubelet pulls app images; also use for manual "docker push" (Ingress or NodePort)
+REGISTRY_PULL_URL=repo.3fase.ir
+# REGISTRY_PULL_URL=10.0.0.50:30500
 REGISTRY_USERNAME=admin
 REGISTRY_PASSWORD=registry_secret
 
+# Central logging (Elasticsearch + Kibana)
+# In-cluster backend: leave ELASTICSEARCH_HOST unset (uses elasticsearch.logging.svc.cluster.local).
+# Local backend (npm run dev): API auto-runs kubectl port-forward when host is loopback
+# ELASTICSEARCH_HOST=127.0.0.1
+# ELASTICSEARCH_PORT=9200
+# ELASTICSEARCH_AUTO_PORT_FORWARD=false
+# ELASTIC_PASSWORD=CloudHost2024!Secure
+# KIBANA_SYSTEM_PASSWORD=Kibana2024!System
+# LOGGING_ELASTICSEARCH_IMAGE=localhost:30500/elasticsearch:8.12.0
+# LOGGING_KIBANA_IMAGE=localhost:30500/kibana:8.12.0
+
 # Build
 BUILD_NAMESPACE=cloudhost-builds
 BUILD_SERVICE_ACCOUNT=kaniko-builder