fix: duplicated posts in all timeline

crates/app/src/routes/pages/misc.rs

@@ -631,6 +631,8 @@ pub struct TimelineQuery {
     pub tag: String,
     #[serde(default)]
     pub paginated: bool,
+    #[serde(default)]
+    pub before: usize,
 }
 
 /// `/_swiss_army_timeline`
@@ -688,7 +690,9 @@ pub async fn swiss_army_timeline_request(
             // everything else
             match req.tl {
                 DefaultTimelineChoice::AllPosts => {
-                    data.0.get_latest_posts(12, req.page, &user).await
+                    data.0
+                        .get_latest_posts(12, req.page, &user, req.before)
+                        .await
                 }
                 DefaultTimelineChoice::PopularPosts => {
                     data.0.get_popular_posts(12, req.page, 604_800_000).await