By using the Jira Misc Workflow Extensions app and its built-in validator, you can enforce your approval process and ensure that issues pass through the approval status before work starts or the issue reaches its final workflow status. 

The Jira Misc Workflow Extensions (JMWE) app is a popular tool for Jira administrators looking to automate and streamline their workflows. According to Rodney Nissen, JMWE is designed to solve a range of problems related to Jira workflows, including creating custom transitions, manipulating fields and labels, and adding custom validators and post-functions.

Rodney Nissen (TheJiraGuy) characterizes Agile Poker for Jira by Appfire as a solution that facilitates collaborative estimation, even for teams that cannot be physically present. In this review, he highlights that the app goes further by offering a mode that allows teams to estimate even when they are not online simultaneously.

The whiteboard idea is not novel. The Whiteboards app is similar to solutions already existing in the market, such as Gliffy and Miro. However, what sets this app apart is its Jira Cloud Native nature, enabling it to seamlessly import and modify existing Jira issues and create new content on the whiteboard. 

The guide "The Ultimate Guide to Jira Migration," written by Rachel Wright, an Atlassian expert and community leader, provides a comprehensive overview of migrating from Jira Server to either Data Center or Cloud.