debug: add scroll tracking logs round 2

ios/Platform/Platform/Features/Reader/Views/EntryListView.swift

@@ -96,12 +96,17 @@ struct EntryListView: View {
                             }
 
                             // --- Mark-as-read ---
+                            let debugThis = vm.entries.prefix(3).contains(where: { $0.id == entryId })
+                            if debugThis {
+                                print("[SCROLL] id=\(entryId) minY=\(Int(newMinY)) maxY=\(Int(frame.maxY)) down=\(isScrollingDown) active=\(trackingActive) cumDown=\(Int(cumulativeDown)) wasVis=\(wasVisible.contains(entryId)) visR=\(String(format:"%.2f",visibleRatio)) vpH=\(Int(viewportHeight)) read=\(entry.isRead) marked=\(markedByScroll.contains(entryId))")
+                            }
                             guard trackingActive,
                                   isScrollingDown,
                                   !entry.isRead,
                                   !markedByScroll.contains(entryId),
                                   wasVisible.contains(entryId),
                                   frame.maxY < 0 else { return }
+                            if debugThis { print("[SCROLL-READ] ✅ id=\(entryId)") }
 
                             markedByScroll.insert(entryId)