Fix link to direct profile on event page when external

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

js/src/components/Account/ActorLink.vue

@@ -0,0 +1,21 @@
+<template>
+    <span>
+        <router-link v-if="actor.domain === null"
+                     :to="{name: 'Profile', params: { name: actor.preferredUsername } }"
+        >
+            <slot></slot>
+        </router-link>
+        <a v-else :href="actor.url">
+            <slot></slot>
+        </a>
+    </span>
+</template>
+<script lang="ts">
+import { Component, Prop, Vue } from 'vue-property-decorator';
+import { IActor } from '@/types/actor';
+
+@Component
+export default class ActorLink extends Vue {
+  @Prop() actor!: IActor;
+}
+</script>