Add notepad

electron/app/index.tsx

@@ -0,0 +1,8 @@
+const replaceText = (selector, text) => {
+  const element = document.getElementById(selector)
+  if (element) element.innerText = text
+}
+
+for (const type of ["chrome", "node", "electron"]) {
+  replaceText(`${type}-version`, process.versions[type])
+}