feat(self-hosted): custom SES tracking domain, HTTPS toggle, unsubscribe tracking fixes (#345)#391

amanjuman wants to merge 4 commits intousesend:mainusesend/useSend:mainfrom

amanjuman:feat/self-hosted-custom-tracking-domainamanjuman/useSend:feat/self-hosted-custom-tracking-domainCopy head branch name to clipboard