update CHANGELOG for June 19, 2025; add toggle legend button and fix margin in TimeseriesPlot

Author: bendichter

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changes
 
+## June 19, 2025
+- Added toggle legend button for plotly timeseries plots (Issue #328)
+- Fixed margin difference between plotly and native NS plots by removing width reduction and right margin (Issue #330)
+
 ## June 12, 2025
 - Optimized experimental search panel to eliminate repeated script executions by implementing client-side filtering
 - Added dandiset counts next to contact person names in experimental search panel

src/pages/NwbPage/plugins/simple-timeseries/TimeseriesPlot.tsx

@@ -78,14 +78,14 @@ const TimeseriesPlot: FunctionComponent<Partial<Props>> = ({
 
   const layout = useMemo(
     () => ({
-      width: (width || 700) - 20,
+      width: (width || 700),
       height: height || 300,
-      margin: {
-        l: 50,
-        r: 20,
-        t: 20,
-        b: 50,
-      },
+    margin: {
+      l: 50,
+      r: 20,
+      t: 20,
+      b: 50,
+    },
       xaxis: {
         title: {
           text: "Time (s)",