update Plotly.js to version 3.0.3

Author: striezel

changelog.md

@@ -10,7 +10,12 @@ Since [Plotly.js](https://plotly.com/javascript/) is the main dependency of this
 application, major version changes in Plotly.js will also trigger a major
 version change in this application.
 
-## Next Version (2025-07-??)
+## Version 6.0.9 (2025-07-26)
+
+* __[maintenance]__
+The version of Plotly.js is bumped from 3.0.2 to 3.0.3.
+The new version contains some minor changes. For details on those see
+[the changelog of Plotly.js](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#303----2025-07-23).
 
 * __[maintenance]__
 Update dependency `cssstyle` to 4.6.0.

export-server/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "plotly-node-export-server",
-  "version": "6.0.8",
+  "version": "6.0.9",
   "description": "Plotly.js Node.js export server",
   "repository": {
     "url": "https://gitlab.com/striezel/plotly-node-export-server.git",

export-server/package.json

@@ -75,7 +75,7 @@ exports.render = async function(jsonData, width, height) {
   };
 
   return await
-  fs.promises.readFile('./plotly-3.0.2.min.js', 'utf-8')
+  fs.promises.readFile('./plotly-3.0.3.min.js', 'utf-8')
     .then(win.eval)
     .then(() => win.Plotly.toImage({data: array_data, layout: layout, config: config},
                                    { format: 'svg', imageDataOnly: true }))