keycloak: bitnami: upgrade to 25 and fix data path (#26092)

Dynamically parse major version to pass `bitnami/compat` pipeline and
create a missing `data` dir.

Signed-off-by: Dentrax <[email protected]>

keycloak.yaml

@@ -1,7 +1,7 @@
 package:
   name: keycloak
   version: 25.0.2
-  epoch: 2
+  epoch: 3
   description: Open Source Identity and Access Management For Modern Applications and Services
   copyright:
     - license: Apache-2.0
@@ -10,6 +10,15 @@ package:
       - bash # Keycloak helper scripts require bash, aren't compatible with busybox.
       - openjdk-17-default-jvm
 
+# Create a new major-version variable that contains only the major version
+# to use in the bitnami/compat pipeline to find out the correct folder for the image.
+# e.g. 25.0.2 will create a new var major-version=25
+var-transforms:
+  - from: ${{package.version}}
+    match: ^(\d+).*
+    replace: $1
+    to: major-version
+
 environment:
   contents:
     packages:
@@ -49,6 +58,9 @@ pipeline:
       unzip -d ${{targets.destdir}}/usr/share/java quarkus/dist/target/keycloak-*.zip
       cp -avR ${{targets.destdir}}/usr/share/java/keycloak-* ${{targets.destdir}}/usr/share/java/keycloak
 
+      # Create an empty data directory for keycloak. Required by the UI to store some data.
+      mkdir -p ${{targets.destdir}}/usr/share/java/keycloak/data
+
       mkdir -p ${{targets.destdir}}/usr/bin
       for i in kc.sh kcadm.sh kcreg.sh; do
         ln -sf /usr/share/java/keycloak/bin/$i ${{targets.destdir}}/usr/bin/$i
@@ -67,6 +79,7 @@ subpackages:
     description: "compat package with bitnami/keycloak image"
     dependencies:
       runtime:
+        - coreutils # Keycloak Helm Chart scripts require coreutils, aren't compatible with busybox. (i.e., `cp` with `--preserve` option)
         - krb5
         - libaio
         - procps
@@ -79,7 +92,7 @@ subpackages:
       - uses: bitnami/compat
         with:
           image: keycloak
-          version-path: 24/debian-12
+          version-path: ${{vars.major-version}}/debian-12
       - runs: |
           mkdir -p ${{targets.contextdir}}/bitnami/keycloak
           mkdir -p ${{targets.contextdir}}/opt/bitnami/keycloak