message: feat(embed): adds bg transparency toggle in share menu
diff: Copy the code below to embed an iframe of this model in your webpage or
  document.
  </div>
  + <div class="d-flex align-center mt-4">
  <v-text-field
  dense
  :value="getIframeUrl()"
  rounded
  @focus="copyToClipboard"
  ></v-text-field>
  + <div style="position: relative; top: -12px" class="d-flex align-center">
  + <v-checkbox
  + v-model="transparentBg"
  + class="ml-2 caption"
  + label=""
  + ></v-checkbox>
  + <span class="caption grey--text">
  + Transparent
  + <br />
  + background
  + </span>
  + </div>
  + </div>
  </v-card-text>
  </div>
  </v-sheet>
  @@ -219,7 +233,8 @@ export default {
  },
  data() {
  return {
  - swapPermsLoading: false
  + swapPermsLoading: false,
  + transparentBg: false
  }
  },
  computed: {
  @@ -264,7 +279,10 @@ export default {
  base += `&filter=${encodeURIComponent(this.$route.query.filter)}`
  }
  - return `<iframe src="${base}" width="600" height="400"></iframe>`
  + if (this.transparentBg) {
  + base += `&transparent=true`
  + }
  + return `<iframe src="${base}" width="600" height="400" frameborder="0"></iframe>`
  },
  async changeVisibility() {
  this.swapPermsLoading = true
  