infra: upgrade grafana loki

.do/Makefile

@@ -119,7 +119,7 @@ deploy_monitoring: #set_cluster_context
 	-kubectl create namespace monitoring
 
 	helm upgrade --install --atomic --timeout 600s loki grafana/loki \
-	  --version 2.14.1 --namespace monitoring --values ../docs/values-files/values-loki.yaml
+	  --version 2.16.0 --namespace monitoring --values ../docs/values-files/values-loki.yaml
 
 	helm upgrade --install --atomic --timeout 600s promtail grafana/promtail \
 	  --version 2.2.0 --namespace monitoring --values values-promtail.yaml

docs/configuration/monitoring.md

@@ -83,7 +83,7 @@ helm repo add grafana https://grafana.github.io/helm-charts
 kubectl create namespace monitoring
 
 helm upgrade --install --atomic --timeout 600s loki grafana/loki \
-  --version 2.14.1 --namespace monitoring --values values-loki.yaml
+  --version 2.16.0 --namespace monitoring --values values-loki.yaml
 ```
 
 ### 3. Installing Promtail

docs/values-files/values-loki.yaml

@@ -1,26 +1,22 @@
+minio:
+  enabled: true
 resources:
   limits:
     cpu: 1
     memory: 1000Mi
   requests:
     cpu: 500m
     memory: 500Mi
-config:
+loki:
   limits_config:
     cardinality_limit: 200000
     ingestion_rate_mb: 15
     ingestion_burst_size_mb: 20
-serviceMonitor:
-  enabled: true
-persistence:
-  enabled: true
-  size: 100Gi # adjust persistence volume size if needed
-  #storageClassName: <--- storage class ---> 
-table_manager:
-  retention_deletes_enabled: true
-  retention_period: 72h
+monitoring:
+  serviceMonitor:
+    enabled: true
+  table_manager:
+    retention_deletes_enabled: true
+    retention_period: 72h
 rbac:
   pspEnabled: false
-grafana:
-  datasources:
-    enabled: true