fix: extract shared ssh utilities

components/BackupRun.vue

@@ -80,7 +80,6 @@
 import { computed, onMounted, ref } from "vue"
 import { Icon as IconifyIcon } from "@iconify/vue"
 import { apiFetch } from "~/composables/useApiAuth"
-import { useApiAuthHeader } from "~/composables/useApiAuth"
 
 type BackupScript = {
   key: string
@@ -120,7 +119,6 @@ const scripts = ref<BackupScript[]>([])
 const output = ref<string>("")
 const message = ref<string>("")
 const isError = ref(false)
-const apiAuthHeader = useApiAuthHeader()
 
 const statusClass = computed(() => (isError.value ? "status-error" : "status-success"))