fix checkboxes, specifically the NSFW one

src/components/checkbox/checkbox.vue

@@ -6,9 +6,9 @@
     <input
       type="checkbox"
       :disabled="disabled"
-      :checked="checked"
+      :modelValue="modelValue"
       :indeterminate="indeterminate"
-      @change="$emit('change', $event.target.checked)"
+      @change="$emit('update:modelValue', $event.target.checked)"
     >
     <i class="checkbox-indicator" />
     <span
@@ -22,12 +22,9 @@
 
 <script>
 export default {
-  model: {
-    prop: 'checked',
-    event: 'change'
-  },
+  emits: ['update:modelValue'],
   props: [
-    'checked',
+    'modelValue',
     'indeterminate',
     'disabled'
   ]