Adobe cloud is using Fastly. Fastly provides an API to purge cache https://developer.fastly.com/reference/api/purging/You have to develop custom code to purge cache using API. You for example can create a workflow by using which you can purge the cache by  API’s purge service or tags option.Similarl...

Can you please describe which CDN system you have?Akamai for example provides an API to invalidate complete cache by using cp code.It is also possible to implement cache tags in case you want to clear only specific file types for example html only. 

Create a package using package manager at source server and add your desired filtersDownload PackageRun commands jar -xvf package.zip META-INF/vault/filter.xmlEdit filter.xml in a text editormodify root filter to add "merge" for example: <filter root="/content/mysite" mode="merge">Run this command t...