add electron-notarize

package.json

@@ -111,6 +111,7 @@
     "electron-builder": "^21.2.0",
     "electron-builder-squirrel-windows": "^21.2.0",
     "electron-devtools-installer": "^2.2.4",
+    "electron-notarize": "^0.1.1",
     "eslint": "^5.8.0",
     "eslint-config-google": "^0.7.1",
     "eslint-plugin-babel": "^4.1.2",

yarn.lock

@@ -3134,6 +3134,14 @@ electron-devtools-installer@^2.2.4:
     rimraf "^2.5.2"
     semver "^5.3.0"
 
+electron-notarize@^0.1.1:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/electron-notarize/-/electron-notarize-0.1.1.tgz#c3563d70c5e7b3315f44e8495b30050a8c408b91"
+  integrity sha512-TpKfJcz4LXl5jiGvZTs5fbEx+wUFXV5u8voeG5WCHWfY/cdgdD8lDZIZRqLVOtR3VO+drgJ9aiSHIO9TYn/fKg==
+  dependencies:
+    debug "^4.1.1"
+    fs-extra "^8.0.1"
+
 electron-publish@21.2.0:
   version "21.2.0"
   resolved "https://registry.yarnpkg.com/electron-publish/-/electron-publish-21.2.0.tgz#cc225cb46aa62e74b899f2f7299b396c9802387d"
@@ -4083,7 +4091,7 @@ fs-extra@^0.30.0:
     path-is-absolute "^1.0.0"
     rimraf "^2.2.8"
 
-fs-extra@^8.1.0:
+fs-extra@^8.0.1, fs-extra@^8.1.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-8.1.0.tgz#49d43c45a88cd9677668cb7be1b46efdb8d2e1c0"
   integrity sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==