Bump remaining apps: major version slots and infrastructure

New version slots (major version jumps):
- gitea: 1.24.3 -> 28.2.0 (slot 1 -> 28)
- ghost: 5.130.6 -> 6.72.0 (slot 5 -> 6)
- formbricks: 3.6.0 -> 6.1.0 (slot 3 -> 6)
- mattermost: 10.8.1 -> 12.0.1 (slot 10 -> 12)
- zulip: 9.4 -> 12.3 (slot 9 -> 12)
- immich: 1.135.3 -> 3.3.5 (slot 1 -> 3)
- openproject: 16.1.1 -> 17.9.3 (slot 16 -> 17)
- listmonk: 5.0.3 -> 6.1.0 (slot 5 -> 6)
- discourse: 3.5.3 -> 2026.10.0 (slot 3 -> 2026, calver)

Same-slot large bumps:
- vllm: 0.9.2 -> 0.32.0
- longhorn: v1.8.1 -> v1.13.0

Infrastructure:
- cert-manager: v1.17.2 -> v1.21.2
- coredns: v1.12.0 -> v1.14.7
- externaldns: v0.13.4 -> v0.23.0
- metallb: v0.15.0 -> v0.16.1
- mysql: 9.1.0 -> 9.7.4
- node-feature-discovery: v0.17.3 -> v0.20.1
- nvidia-device-plugin: v0.17.1 -> v0.20.1

openproject/versions/17/seeder-job.yaml

@@ -0,0 +1,138 @@
+---
+# Source: openproject/templates/seeder-job.yaml
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: openproject-seeder-1
+  labels:
+    component: seeder
+spec:
+  ttlSecondsAfterFinished: 86400
+  template:
+    metadata:
+      labels:
+        component: seeder
+    spec:            
+      securityContext:
+        fsGroup: 1000
+      volumes:        
+        - name: tmp
+          # we can't use emptyDir due to the sticky bit issue
+          # see: https://github.com/kubernetes/kubernetes/issues/110835
+          ephemeral:
+            volumeClaimTemplate:
+              metadata:
+                creationTimestamp: null
+              spec:
+                accessModes: ["ReadWriteOnce"]
+                resources:
+                  requests:
+                    storage: 2Gi
+        - name: app-tmp
+          # we can't use emptyDir due to the sticky bit / world writable issue
+          # see: https://github.com/kubernetes/kubernetes/issues/110835
+          ephemeral:
+            volumeClaimTemplate:
+              metadata:
+                creationTimestamp: null
+              spec:
+                accessModes: ["ReadWriteOnce"]
+                resources:
+                  requests:
+                    storage: 2Gi
+        - name: "data"
+          persistentVolumeClaim:
+            claimName: openproject        
+      initContainers:
+        - name: check-db-ready
+          image: "postgres:17"
+          imagePullPolicy: Always
+          command: [
+            'sh',
+            '-c',
+            'until pg_isready -h $DATABASE_HOST -p $DATABASE_PORT -U openproject; do echo "waiting for database $DATABASE_HOST:$DATABASE_PORT"; sleep 2; done;'
+          ]
+          envFrom:
+            - configMapRef:
+                name: openproject-core
+            - configMapRef:
+                name: openproject-memcached
+          env:
+            - name: OPENPROJECT_DB_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: openproject-secrets
+                  key: dbPassword
+            - name: OPENPROJECT_SEED_ADMIN_USER_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: openproject-secrets
+                  key: adminPassword
+          resources:
+            limits:
+              memory: 200Mi
+            requests:
+              memory: 200Mi
+          volumeMounts:            
+            - mountPath: /tmp
+              name: tmp
+            - mountPath: /app/tmp
+              name: app-tmp          
+          securityContext:
+            allowPrivilegeEscalation: false
+            capabilities:
+              drop:
+              - ALL
+            readOnlyRootFilesystem: true
+            runAsGroup: 1000
+            runAsNonRoot: true
+            runAsUser: 1000
+            seccompProfile:
+              type: RuntimeDefault
+      containers:
+        - name: seeder
+          image: "openproject/openproject:17.9.3-slim"
+          imagePullPolicy: Always
+          args:
+            - bash
+            - /app/docker/prod/seeder
+          envFrom:
+            - configMapRef:
+                name: openproject-core
+            - configMapRef:
+                name: openproject-memcached
+          env:
+            - name: OPENPROJECT_DB_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: openproject-secrets
+                  key: dbPassword
+            - name: OPENPROJECT_SEED_ADMIN_USER_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: openproject-secrets
+                  key: adminPassword
+          resources:
+            limits:
+              memory: 512Mi
+            requests:
+              memory: 256Mi
+          volumeMounts:            
+            - mountPath: /tmp
+              name: tmp
+            - mountPath: /app/tmp
+              name: app-tmp
+            - name: "data"
+              mountPath: "/var/openproject/assets"                      
+          securityContext:
+            allowPrivilegeEscalation: false
+            capabilities:
+              drop:
+              - ALL
+            readOnlyRootFilesystem: true
+            runAsGroup: 1000
+            runAsNonRoot: true
+            runAsUser: 1000
+            seccompProfile:
+              type: RuntimeDefault
+      restartPolicy: OnFailure