feat: add content CDN cache invalidation on course update and deletion#953

AbuJulaybeeb wants to merge 3 commits into

rinafcode:mainrinafcode/teachLink_backend:mainfrom

AbuJulaybeeb:feature/issue-844-cdn-cache-invalidationAbuJulaybeeb/teachLink_backend:feature/issue-844-cdn-cache-invalidationCopy head branch name to clipboard