Introduce group basic federation, event new page and notifications

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

js/src/views/Todos/Todo.vue

@@ -0,0 +1,58 @@
+<template>
+  <section class="section container" v-if="todo">
+    <nav class="breadcrumb" aria-label="breadcrumbs">
+      <ul>
+        <li>
+          <router-link
+            :to="{
+              name: RouteName.GROUP,
+              params: { preferredUsername: todo.todoList.actor.preferredUsername },
+            }"
+            >{{ todo.todoList.actor.preferredUsername }}</router-link
+          >
+        </li>
+        <li>
+          <router-link :to="{ name: RouteName.TODO_LIST, params: { id: todo.todoList.id } }">
+            {{ todo.todoList.title }}
+          </router-link>
+        </li>
+        <li class="is-active">
+          <router-link :to="{ name: RouteName.TODO }" aria-current="page">
+            {{ todo.title }}
+          </router-link>
+        </li>
+      </ul>
+    </nav>
+    <full-todo :todo="todo" />
+  </section>
+</template>
+<script lang="ts">
+import { Component, Prop, Vue } from "vue-property-decorator";
+import { GET_TODO } from "@/graphql/todos";
+import { ITodo } from "@/types/todos";
+import FullTodo from "@/components/Todo/FullTodo.vue";
+import RouteName from "../../router/name";
+
+@Component({
+  components: {
+    FullTodo,
+  },
+  apollo: {
+    todo: {
+      query: GET_TODO,
+      variables() {
+        return {
+          id: this.$route.params.todoId,
+        };
+      },
+    },
+  },
+})
+export default class Todo extends Vue {
+  @Prop({ type: String, required: true }) todoId!: string;
+
+  todo!: ITodo;
+
+  RouteName = RouteName;
+}
+</script>