Ignoring actor merge avatar conflicts, put actor merge source IDs in post body.

components/actors/add.vue

@@ -148,6 +148,10 @@ async function addActor() {
 	gap: 1.25rem;
 }
 
+.input {
+	width: 100%;
+}
+
 .load-container {
 	width: 100%;
 	display: inline-flex;

components/actors/merge.vue

@@ -52,7 +52,8 @@ function getActorNames() {
 async function merge() {
 	submitted.value = true;
 
-	await post(`/actors/${targetActor.value.id}/merge/${props.actors.map((actor) => actor.id).join(',')}`, {
+	await post(`/actors/${targetActor.value.id}/merge`, {
+		actorIds: props.actors.map((actor) => actor.id),
 		comment: comment.value || null,
 	}, {
 		successFeedback: `Merged ${getActorNames()} into ${targetActor.value.name}`,