⛑️ fix: follow postgres bitnami values schema in rag-api helm chart (#7782)

helm/librechat-rag-api/templates/rag-deployment.yaml

@@ -57,7 +57,7 @@ spec:
             valueFrom:
               secretKeyRef:
                 name: {{ .Values.postgresql.auth.existingSecret }}
-                key: {{ .Values.postgresql.auth.existingSecretKey }}
+                key: {{ .Values.postgresql.auth.secretKeys.userPasswordKey }}
           {{- end }}
           {{- if .Values.global.librechat.existingSecretName }}
           - name: OPENAI_API_KEY

helm/librechat-rag-api/values.yaml

@@ -14,6 +14,7 @@ image:
   # Overrides the image tag whose default is the chart appVersion.
   tag: latest
 
+# See https://github.com/bitnami/charts/blob/main/bitnami/postgresql/values.yaml for more details.
 postgresql:
   enabled: true
   # nameOverride: vectordb
@@ -27,7 +28,10 @@ postgresql:
     # define a secret with values for "postgres-password", "password" (user Password)  and "replication-password" or add values directly
     existingSecret: librechat-vectordb
     # postgres-password is needed to enable pgvector extension. If you enable it manually you can use "password" and user "librechat"
-    existingSecretKey: postgres-password
+    secretKeys:
+      userPasswordKey: postgres-password
+      adminPasswordKey: postgres-password
+      replicationPasswordKey: postgres-password
 
 imagePullSecrets: []
 nameOverride: ''