I wanted and exit strategy from gMail/O365

I wanted a backup plan for gMail and O365 as I love the commodity of the service but I hate the idea of losing access. At the same time if someone has ever tried selfhosting his email knows the frustration of blacklist spam RBL ip reputation greylisting etc etc etc. I asked claude to vibecode something to solve the problem using a selfhosted approach. I'm pretty proficient in python but not at the level of building something like that on my own, mostly for the UX/UI part. This is the result: thekoma