feat: Initial auth components

wp-content/themes/headless/app/pages/connexion.vue

@@ -0,0 +1,17 @@
+<script setup lang="ts">
+const { isLoggedIn } = useAuth();
+const { isRedirecting } = useAuthConnexion();
+onBeforeMount(() => (isRedirecting.value = false));
+</script>
+
+<template>
+  <div id="page-connexion" class="container-sm py-12">
+    <AuthState>
+      <AuthRedirecting v-if="isRedirecting" />
+      <template v-else>
+        <AuthLoginForm v-if="!isLoggedIn" />
+        <AuthLogoutForm v-else />
+      </template>
+    </AuthState>
+  </div>
+</template>