Add status to alert items

src/app/components/AlertDelete.svelte

@@ -0,0 +1,21 @@
+<script lang="ts">
+  import Confirm from "@lib/components/Confirm.svelte"
+  import type {Alert} from "@app/state"
+  import {NOTIFIER_RELAY} from "@app/state"
+  import {publishDelete} from "@app/commands"
+  import {pushToast} from "@app/toast"
+
+  type Props = {
+    alert: Alert
+  }
+
+  const {alert}: Props = $props()
+
+  const confirm = () => {
+    publishDelete({event: alert.event, relays: [NOTIFIER_RELAY]})
+    pushToast({message: "Your alert has been deleted!"})
+    history.back()
+  }
+</script>
+
+<Confirm {confirm} message="You'll no longer receive messages for this alert." />