add open browser. I see no reason to test this

src/logic.js

@@ -232,4 +232,9 @@ const register_upcoming_events_listener = (endpoint, page) => {
   });
 };
 
-module.exports = { parse_args, create_images_directory, read_previous_events };
+module.exports = {
+  create_images_directory,
+  open_browser,
+  parse_args,
+  read_previous_events,
+};

src/scrape.js

@@ -6,6 +6,7 @@ const fs = require('fs').promises;
 const { graphql_endpoint } = require('./constants');
 const {
   create_images_directory,
+  open_browser,
   parse_args,
   read_previous_events,
 } = require('./logic');