expert settings toggle + server-side settings

src/components/settings_modal/helpers/server_side_indicator.vue

@@ -0,0 +1,51 @@
+<template>
+  <span
+    v-if="serverSide"
+    class="ServerSideIndicator"
+  >
+    <Popover
+      trigger="hover"
+    >
+      <template v-slot:trigger>
+        &nbsp;
+        <FAIcon
+          icon="server"
+          :aria-label="$t('settings.setting_server_side')"
+        />
+      </template>
+      <template v-slot:content>
+        <div class="serverside-tooltip">
+          {{ $t('settings.setting_server_side') }}
+        </div>
+      </template>
+    </Popover>
+  </span>
+</template>
+
+<script>
+import Popover from 'src/components/popover/popover.vue'
+import { library } from '@fortawesome/fontawesome-svg-core'
+import { faServer } from '@fortawesome/free-solid-svg-icons'
+
+library.add(
+  faServer
+)
+
+export default {
+  components: { Popover },
+  props: ['serverSide']
+}
+</script>
+
+<style lang="scss">
+.ServerSideIndicator {
+  display: inline-block;
+  position: relative;
+
+  .serverside-tooltip {
+    margin: 0.5em 1em;
+    min-width: 10em;
+    text-align: center;
+  }
+}
+</style>