feat(bookstack): update image ghcr.io/linuxserver/bookstack 25.11.20251109 → 25.12.20251224 (#43146)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/bookstack](https://redirect.github.com/linuxserver/docker-bookstack/packages)
([source](https://redirect.github.com/linuxserver/docker-bookstack)) |
minor | `cde398d` -> `597cd4f` |

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charts/stable/bookstack/Chart.yaml

@@ -11,7 +11,7 @@ annotations:
   truecharts.org/min_kubernetes_version: 1.24.0
   truecharts.org/train: stable
 apiVersion: v2
-appVersion: 25.11.20251109
+appVersion: 25.12.20251224
 dependencies:
   - name: common
     version: 28.29.16
@@ -49,5 +49,5 @@ sources:
   - https://github.com/trueforge-org/truecharts/tree/master/charts/stable/bookstack
   - https://www.bookstackapp.com/
 type: application
-version: 18.19.4
+version: 18.20.0
 

charts/stable/bookstack/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/bookstack
   pullPolicy: IfNotPresent
-  tag: 25.11.20251109@sha256:cde398db49c103c6ea81669d8da691707bbc78552cde49634123962718c07420
+  tag: 25.12.20251224@sha256:597cd4fc121f1d74c40e93cf7b0d5e1b3fc61af486a87cd65e2f86b0c0a5d914
 securityContext:
   container:
     readOnlyRootFilesystem: false