Revert "remove checkboxes"

This reverts commit 7ae3d4ae

index.html

@@ -90,18 +90,18 @@
                 <div class="modal-body" style="max-height: 800px; overflow-y: scroll">
                     <ul class="list-group">
                         <li class="list-group-item" v-for="todo in todos" v-if="!todo.checked">
-                            <!-- <span class="float-right"> -->
-                                <!-- <input type="checkbox" v-model="todo.checked" @change="updateStorage()"/> -->
-                            <!-- </span> -->
+                            <span class="float-right">
+                                <input type="checkbox" v-model="todo.checked" @change="updateStorage()"/>
+                            </span>
                             <i class="far fa-circle" @click="todo.checked = !todo.checked"></i> {{ todo.body }}
                         </li>
                     </ul>
                     <hr/>
                     <ul class="list-group">
                         <li class="list-group-item" v-for="todo in todos" v-if="todo.checked">
-                            <!-- <span class="float-right"> -->
-                                <!-- <input type="checkbox" v-model="todo.checked" @change="updateStorage()"/> -->
-                            <!-- </span> -->
+                            <span class="float-right">
+                                <input type="checkbox" v-model="todo.checked" @change="updateStorage()"/>
+                            </span>
                             <i class="fas fa-check-circle" @click="todo.checked = !todo.checked"></i> <span style="text-decoration: line-through;">{{ todo.body }}</span>
                         </li>
                     </ul>