fix: move user_feed to FeedRepository — proper counts and viewer flags for user timelines

crates/presentation/src/handlers/feed.rs

@@ -120,11 +120,12 @@ pub async fn get_followers_handler(State(s): State<AppState>, Path(username): Pa
 pub async fn user_thoughts_handler(
     State(s): State<AppState>,
     Path(username): Path<String>,
+    OptionalAuthUser(viewer): OptionalAuthUser,
     Query(q): Query<PaginationQuery>,
 ) -> Result<Json<serde_json::Value>, ApiError> {
     let user = get_user_by_username(&*s.users, &username).await?;
     let page = PageParams { page: q.page(), per_page: q.per_page() };
-    let result = get_user_feed(&*s.thoughts, &user.id, page).await?;
+    let result = get_user_feed(&*s.feed, &user.id, page, viewer.as_ref()).await?;
     Ok(Json(serde_json::json!({
         "total": result.total,
         "page": result.page,