ci(pullapprove): Use centralised config (seek-oss#11)

.pullapprove.yml

@@ -1,11 +1,3 @@
+# See https://www.pullapprove.com/docs/config/extends/
 version: 3
-
-pullapprove_conditions:
-  - condition: "contains_regex(title, '^(build|ci|chore|docs|feat|fix|perf|refactor|revert|style|test)(\\(\\w+\\))?\\:\\s[A-Z].*$')"
-    unmet_status: failure
-    explanation: "Invalid PR title. For more information please see https://github.com/seek-oss/commitlint-config-seek"
-
-groups:
-  code:
-    reviews:
-      required: 0
+extends: https://raw.githubusercontent.com/seek-oss/pullapprove-config-seek/master/.pullapprove.yml

lib/start.js

@@ -17,12 +17,13 @@ module.exports = (config, callback) => {
 
   const compiler = webpack(webpackConfig);
   const devServer = new WebpackDevServer(compiler, webpackDevServerConfig);
+  const port = config.port || 9000;
 
-  devServer.listen(config.port || 9000, 'localhost', (...args) => {
+  devServer.listen(port, 'localhost', (...args) => {
     const [err] = args;
 
     if (!err) {
-      opn('http://localhost:9000');
+      opn(`http://localhost:${port}`);
     }
 
     if (typeof callback === 'function') {