fix(ci): better deal with ci environments

ts/index.ts

@@ -2,8 +2,12 @@ import open = require('opn');
 import { ChildProcess } from 'child_process';
 
 export let openUrl = async urlArg => {
-  const childProcess = await open(urlArg, {
+  if(!(process.env.CI === 'true')) {
-    wait: false
+    const childProcess = await open(urlArg, {
-  });
+      wait: false
-  return childProcess;
+    });
+    return childProcess;
+  } else {
+    return null
+  }
 };