feat(helm): update chart open-webui to 3.8.0

[renovate]

This PR contains the following updates:

Package	Update	Change
open-webui (source)	minor	3.6.0 -> 3.8.0

---

Release Notes

open-webui/helm-charts (open-webui)

v3.8.0

Compare Source

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[github-actions]

--- kubernetes/apps/default/open-webui/app Kustomization: flux-system/open-webui HelmRelease: default/open-webui

+++ kubernetes/apps/default/open-webui/app Kustomization: flux-system/open-webui HelmRelease: default/open-webui

@@ -13,13 +13,13 @@

     spec:
       chart: open-webui
       sourceRef:
         kind: HelmRepository
         name: open-webui
         namespace: flux-system
-      version: 3.6.0
+      version: 3.8.0
   install:
     remediation:
       retries: 3
   interval: 30m
   timeout: 15m
   uninstall:

[github-actions]

--- HelmRelease: default/open-webui StatefulSet: default/open-webui

+++ HelmRelease: default/open-webui StatefulSet: default/open-webui

@@ -20,26 +20,26 @@

         app.kubernetes.io/managed-by: Helm
         app.kubernetes.io/instance: open-webui
         app.kubernetes.io/component: open-webui
     spec:
       initContainers:
       - name: copy-app-data
-        image: ghcr.io/open-webui/open-webui:0.3.35
+        image: ghcr.io/open-webui/open-webui:0.4.1
         imagePullPolicy: IfNotPresent
         command:
         - sh
         - -c
         - cp -R -n /app/backend/data/* /tmp/app-data/
         volumeMounts:
         - name: data
           mountPath: /tmp/app-data
       enableServiceLinks: false
       automountServiceAccountToken: false
       containers:
       - name: open-webui
-        image: ghcr.io/open-webui/open-webui:0.3.35
+        image: ghcr.io/open-webui/open-webui:0.4.1
         imagePullPolicy: IfNotPresent
         ports:
         - name: http
           containerPort: 8080
         volumeMounts:
         - name: data