Change 404 to 200 if no comment/vote/follow on article

src/main/kotlin/fr/dcproject/routes/CommentArticle.kt

@@ -43,7 +43,9 @@ object CommentArticlePaths {
 fun Route.commentArticle(repo: CommentArticleRepository) {
     get<CommentArticlePaths.ArticleCommentRequest> {
         val comment = repo.findByTarget(it.article, it.page, it.limit, it.sort)
+        if (comment.result.isNotEmpty()) {
             assertCan(VIEW, comment.result)
+        }
         call.respond(HttpStatusCode.OK, comment)
     }
 

src/main/kotlin/fr/dcproject/routes/FollowArticle.kt

@@ -42,12 +42,14 @@ fun Route.followArticle(repo: FollowArticleRepository) {
         repo.findFollow(citizen, it.article)?.let { follow ->
             assertCan(VIEW, follow)
             call.respond(follow)
-        } ?: call.respond(HttpStatusCode.NotFound)
+        } ?: call.respond(HttpStatusCode.NoContent)
     }
 
     get<FollowArticlePaths.CitizenFollowArticleRequest> {
         val follows = repo.findByCitizen(it.citizen)
+        if (follows.result.isNotEmpty()) {
             assertCan(VIEW, follows.result)
+        }
         call.respond(follows)
     }
 }

src/main/kotlin/fr/dcproject/routes/VoteArticle.kt

@@ -86,8 +86,9 @@ fun Route.voteArticle(repo: VoteArticleRepository, voteCommentRepo: VoteComment,
 
     get<VoteArticlePaths.CitizenVotesByIdsRequest> {
         val votes = repo.findCitizenVotesByTargets(it.citizen, it.id)
+        if (votes.isNotEmpty()) {
             assertCan(VIEW, votes)
-
+        }
         call.respond(votes)
     }
 }