(feat) helm hook to sync db schema (#6715)

* v0 migration job

* fix job

deploy/charts/litellm-helm/templates/migrations-job.yaml

@@ -0,0 +1,27 @@
+"""
+This job runs the prisma migrations for the LiteLLM DB.
+"""
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: {{ include "litellm.fullname" . }}-migrations
+  annotations:
+    "helm.sh/hook": pre-install,pre-upgrade
+    "helm.sh/hook-weight": "0"
+spec:
+  template:
+    spec:
+      containers:
+        - name: prisma-migrations
+          image: "ghcr.io/berriai/litellm:main-stable"
+          command: ["python", "/litellm/proxy/prisma_migration.py"]
+          env:
+            - name: DATABASE_URL
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.db.secret.name }}
+                  key: url
+            - name: DISABLE_SCHEMA_UPDATE
+              value: "{{ .Values.migrationJob.disableSchemaUpdate }}"
+      restartPolicy: OnFailure
+  backoffLimit: {{ .Values.migrationJob.backoffLimit }}

deploy/charts/litellm-helm/values.yaml

@@ -179,3 +179,12 @@ postgresql:
 redis:
   enabled: false
   architecture: standalone
+
+# Prisma migration job settings
+migrationJob:
+  enabled: true # Enable or disable the schema migration Job
+  retries: 3 # Number of retries for the Job in case of failure
+  backoffLimit: 4 # Backoff limit for Job restarts
+  disableSchemaUpdate: false # Skip schema migrations for specific environments. When True, the job will exit with code 0.
+
+