Hi @sns ,
According to my research and testing, you can set up Azure DevOps environment with CI/CD to automate your SharePoint Framework builds.
Here is an article contains how to set up an Azure DevOps environment and the module packages that need to be installed. You can refer to it.
For reference:
Implement Continuous Integration and Continuous deployment using Azure DevOps
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.