chore: import upstream snapshot with attribution

static/js/tests/scripts/selenium-config.js

@@ -0,0 +1,27 @@
+/* eslint-disable */
+
+module.exports = {
+  // check for more recent versions of selenium here:
+  // https://selenium-release.storage.googleapis.com/index.html
+  version: '3.9.1',
+  baseURL: 'https://selenium-release.storage.googleapis.com',
+  drivers: {
+    chrome: {
+      // check for more recent versions of chrome driver here:
+      // https://chromedriver.storage.googleapis.com/index.html
+      version: '87.0.4280.20',
+      arch: process.arch,
+      baseURL: 'https://chromedriver.storage.googleapis.com'
+    },
+    firefox: {
+      // check for more recent versions of chrome driver here:
+      // https://chromedriver.storage.googleapis.com/index.html
+      version: '0.21.0',
+      arch: process.arch,
+      baseURL: 'https://github.com/mozilla/geckodriver/releases/download'
+    },
+  },
+  requestOpts: { // see https://github.com/request/request#requestoptions-callback
+    timeout: 10000
+  },
+};