feat(Gitlab): add storage size to spec gitlab-data

deploy/crd/gitlabs.glasskube.eu-v1.yml

@@ -254,6 +254,17 @@ spec:
                 type: boolean
               sshHost:
                 type: string
+              storage:
+                nullable: true
+                properties:
+                  size:
+                    anyOf:
+                    - type: integer
+                    - type: string
+                    x-kubernetes-int-or-string: true
+                  storageClassName:
+                    type: string
+                type: object
               version:
                 pattern: \d+\.\d+\.\d+
                 type: string

operator/src/main/kotlin/eu/glasskube/operator/apps/gitlab/GitlabSpec.kt

@@ -34,8 +34,15 @@ data class GitlabSpec(
     @field:Pattern(SEMVER)
     val version: String = "16.2.5",
     @field:Nullable
+    val storage: StorageSpec?,
+    @field:Nullable
     override val database: PostgresDatabaseSpec = PostgresDatabaseSpec(),
     override val backups: BackupSpec?
 ) : HasBackupSpec, HasCloudStorageSpec, HasDatabaseSpec<PostgresDatabaseSpec> {
     override val cloudStorage get() = registry?.storage?.s3
 }
+
+data class StorageSpec(
+    val size: Quantity?,
+    val storageClassName: String?
+)

operator/src/main/kotlin/eu/glasskube/operator/apps/gitlab/dependent/GitlabVolume.kt

@@ -25,9 +25,10 @@ class GitlabVolume : CRUDKubernetesDependentResource<PersistentVolumeClaim, Gitl
         spec {
             resources {
                 requests = mapOf(
-                    "storage" to Quantity("20", "Gi")
+                    "storage" to (primary.spec.storage?.size ?: Quantity("20", "Gi"))
                 )
             }
+            storageClassName = primary.spec.storage?.storageClassName
             accessModes = listOf("ReadWriteOnce")
         }
     }