fix: disable PostgreSQL and Redis in Helm values

- Currently using SQLite (not PostgreSQL)
- Redis not implemented yet
- Disabled postgresql.enabled and redis.enabled in production and staging values
- Removed unnecessary database environment variables from deployment

helm/peikarband/values-production.yaml

@@ -74,7 +74,7 @@ ingress:
         - www.peikarband.ir
 
 postgresql:
-  enabled: true
+  enabled: false  # Using SQLite for now
   external:
     host: "postgres-prod.default.svc.cluster.local"
     port: "5432"
@@ -87,7 +87,7 @@ postgresql:
       key: "db-password"
 
 redis:
-  enabled: true
+  enabled: false  # Not used yet
   external:
     host: "redis-prod.default.svc.cluster.local"
     port: "6379"

helm/peikarband/values-staging.yaml

@@ -38,14 +38,14 @@ ingress:
         - staging.peikarband.ir
 
 postgresql:
-  enabled: true
+  enabled: false  # Using SQLite for now
   external:
     host: "postgres-staging.default.svc.cluster.local"
     port: "5432"
     database: "peikarband_staging"
 
 redis:
-  enabled: true
+  enabled: false  # Not used yet
   external:
     host: "redis-staging.default.svc.cluster.local"
     port: "6379"