[web] Fix spacing when no buttons in properties

web-src/src/components/ListProperties.vue

@@ -10,15 +10,7 @@
     :album="item.name"
     class="is-normal mb-5"
   />
-  <div class="buttons">
-    <a
-      v-for="button in buttons"
-      :key="button.label"
-      v-t="button.label"
-      class="button is-small"
-      @click="button.handler"
-    />
-  </div>
+  <slot v-if="$slots.buttons" name="buttons" />
   <div
     v-for="property in item.properties?.filter((p) => p.value)"
     :key="property.label"
@@ -43,7 +35,6 @@ export default {
   name: 'ListProperties',
   components: { CoverArtwork },
   props: {
-    buttons: { default: () => [], type: Array },
     item: { required: true, type: Object }
   }
 }

web-src/src/components/ModalDialogPlayable.vue

@@ -1,7 +1,19 @@
 <template>
   <modal-dialog :actions="actions" :show="show" @close="$emit('close')">
     <template #content>
-      <list-properties :buttons="buttons" :item="item" />
+      <list-properties :item="item">
+        <template #buttons>
+          <div class="buttons">
+            <a
+              v-for="button in buttons"
+              :key="button.label"
+              v-t="button.label"
+              class="button is-small"
+              @click="button.handler"
+            />
+          </div>
+        </template>
+      </list-properties>
     </template>
   </modal-dialog>
 </template>
@@ -15,7 +27,7 @@ export default {
   name: 'ModalDialogPlayable',
   components: { ListProperties, ModalDialog },
   props: {
-    buttons: { default: () => [], type: Array },
+    buttons: { default: null, type: Array },
     item: { required: true, type: Object },
     show: Boolean
   },