From 22d7117fd0f7a27140e4bf710d75d3596213e024 Mon Sep 17 00:00:00 2001
From: Yao Jingxi <23722032@bjtu.edu.cn>
Date: Thu, 20 Aug 2026 23:11:46 +0800
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---
 Sources/Lithe/Views/Workspace/ProjectSidebarView.swift | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Sources/Lithe/Views/Workspace/ProjectSidebarView.swift b/Sources/Lithe/Views/Workspace/ProjectSidebarView.swift
index ca12a95ba..2b8aa373a 100644
--- a/Sources/Lithe/Views/Workspace/ProjectSidebarView.swift
+++ b/Sources/Lithe/Views/Workspace/ProjectSidebarView.swift
@@ -24,7 +24,9 @@ struct ProjectSidebarView: View {
                 GeometryReader { geometry in
                     ScrollViewReader { proxy in
                         ScrollView([.vertical, .horizontal]) {
-                            LazyVStack(alignment: .leading, spacing: 1) {
+                            // The recursive tree is one scroll-content child. An eager stack
+                            // must measure its full height so AppKit receives a real scroll range.
+                            VStack(alignment: .leading, spacing: 1) {
                                 ProjectFileTreeContent(
                                     root: root,
                                     availableWidth: geometry.size.width,