[skip ci] add possibility for monthly reboot as "only" without provisioning server

src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/K3sService.kt

@@ -26,6 +26,7 @@ fun Prov.provisionK3sCommand(cli: K3sCliCommand) = task {
     } else {
         provisionGrafana(cli.onlyModules, grafanaConfigResolved)
         provisionHetznerCSI(cli.onlyModules, hcloudConfigResolved)
+        scheduleMonthlyReboot(cli.onlyModules)
     }
 }
 
@@ -106,3 +107,11 @@ private fun Prov.provisionHetznerCSI(
     }
 
 }
+
+fun Prov.scheduleMonthlyReboot(
+    onlyModules: List<String>?,
+) = task {
+    if (onlyModules != null && onlyModules.contains(ServerOnlyModule.MONTHLY_REBOOT.name.lowercase())) {
+        scheduleMonthlyReboot()
+    }
+}

src/main/kotlin/org/domaindrivenarchitecture/provs/server/domain/k3s/ServerSubModule.kt

@@ -2,5 +2,6 @@ package org.domaindrivenarchitecture.provs.server.domain.k3s
 
 enum class ServerOnlyModule {
     GRAFANA,
-    HETZNER_CSI
+    HETZNER_CSI,
+    MONTHLY_REBOOT,
 }

src/test/kotlin/org/domaindrivenarchitecture/provs/server/application/ApplicationKtTest.kt

@@ -0,0 +1,52 @@
+package org.domaindrivenarchitecture.provs.server.application
+
+import io.mockk.*
+import org.domaindrivenarchitecture.provs.framework.core.Prov
+import org.domaindrivenarchitecture.provs.framework.core.ProvResult
+import org.domaindrivenarchitecture.provs.framework.core.local
+import org.domaindrivenarchitecture.provs.framework.core.processors.DummyProcessor
+import org.domaindrivenarchitecture.provs.framework.core.remote
+import org.domaindrivenarchitecture.provs.framework.ubuntu.cron.infrastructure.scheduleMonthlyReboot
+import org.domaindrivenarchitecture.provs.server.domain.k3s.provisionK3s
+import org.junit.jupiter.api.Test
+
+
+class ApplicationKtTest {
+    @Test
+    fun test_main_with_only_monthly_reboot() {
+        // given
+        val dummyProv = Prov.newInstance(DummyProcessor())
+
+        mockkObject(Prov)
+        every { Prov.newInstance(any(), any(), any(), any()) } returns dummyProv
+
+        mockkStatic(::local)
+        every { local() } returns dummyProv
+
+        mockkStatic(::remote)
+        every { remote(any(), any(), any(), any()) } returns dummyProv
+
+        mockkStatic(Prov::scheduleMonthlyReboot)
+        every { any<Prov>().scheduleMonthlyReboot() } returns ProvResult(
+            true,
+            cmd = "mocked command"
+        )
+
+        mockkStatic(Prov::provisionK3s)
+        every { any<Prov>().provisionK3s(any(), any(), any(), any()) } returns ProvResult(
+            true,
+            cmd = "mocked command"
+        )
+
+        // when
+        main(arrayOf("k3s", "user123:pw@host123.meissa", "-o", "monthly_reboot"))
+
+        //then
+        verify(exactly = 1) { any<Prov>().scheduleMonthlyReboot() }
+        verify(exactly = 0) { any<Prov>().provisionK3s(any(), any(), any(), any()) }
+
+        // cleanup
+        unmockkAll()
+    }
+
+}