Add missing files in last two commits

ts/view/Signout.vue

@@ -0,0 +1,15 @@
+<template>
+	<p>signing out...</p>
+</template>
+<script setup lang="ts">
+import { onMounted } from "vue";
+import { router } from "@/router";
+import { useSessionStore } from "@/store/session";
+
+const session = useSessionStore();
+onMounted(() => {
+	session.signout().then(() => {
+		router.push("/signin");
+	});
+});
+</script>