- Change manifests for Prometheus installation

- Change instructions for deploying Prometheus stack and Pushgateway
- Additional grouping to pushgateway to avoid overwriting of metrics in different pods / processes
- Bugfix to ensure good retrieval of css en js files in eveai_app

scaleway/manifests/base/monitoring/values-monitoring.yaml

@@ -9,7 +9,7 @@ global:
 # Prometheus configuration
 prometheus:
   prometheusSpec:
-    retention: 30d
+    retention: 7d
     storageSpec:
       volumeClaimTemplate:
         spec:
@@ -17,21 +17,7 @@ prometheus:
           accessModes: ["ReadWriteOnce"]
           resources:
             requests:
-              storage: 50Gi
-
-    # External services monitoring (Scaleway managed services)
-    additionalScrapeConfigs:
-      - job_name: 'scaleway-redis'
-        static_configs:
-          - targets: ['redis-endpoint:6379']
-        metrics_path: /metrics
-        scrape_interval: 30s
-
-      - job_name: 'scaleway-postgresql'
-        static_configs:
-          - targets: ['postgres-endpoint:5432']
-        metrics_path: /metrics
-        scrape_interval: 30s
+              storage: 5Gi
 
     # Resource limits
     resources:
@@ -48,7 +34,7 @@ grafana:
   persistence:
     enabled: true
     storageClassName: scw-bssd
-    size: 10Gi
+    size: 2Gi
 
   # Resource limits
   resources:
@@ -97,7 +83,7 @@ alertmanager:
           accessModes: ["ReadWriteOnce"]
           resources:
             requests:
-              storage: 10Gi
+              storage: 1Gi
     resources:
       requests:
         memory: 128Mi