fix: Update Call Detail view on new packets for real-time monitoring

internal/tui/model.go

@@ -320,13 +320,7 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 			// If we are in Call Detail view, we might need to update the viewport content dynamically!
 			if m.subView == SubViewCallDetail {
-				// Re-render subview content effectively updates the strings, but
-				// we need to set the content on viewport again if it changed.
-				// This is handled in View() normally, but viewport needs SetContent.
-				// Let's force a viewport update by triggering a dummy message or just re-setting it.
-				// Actually, View() calls renderCallDetail which calls SetContent.
-				// But View() is only called if Update returns a modified model.
-				// We modified the store, so that counts.
+				m.updateCallDetailView()
 			}
 		}