chore: adjust content size

src/MainWindow.cpp

@@ -268,7 +268,7 @@ void MainWindow::buildUi()
   // ── Content view ──
   m_contentView = new QWidget();
   m_contentView->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
-  m_contentView->setMinimumWidth(300);
+  m_contentView->setMinimumWidth(350);
   auto *contentLayout = new QVBoxLayout(m_contentView);
   contentLayout->setSpacing(2);
   contentLayout->setContentsMargins(0, 0, 0, 2);