Nice refactoring and design pattern catalogs.

It's clearly way too reliable. This needs explicit hardening.

For all we like to point out the software industry for blowing up estimates and budgets... it's not a unique phenomenon, civil engineering is also struggling with it. This is a good reminder.

This is a very good point, it's good to reduce containers size. Be careful of the cost though.

This looks interesting, I especially like the fact that it's easily encrypted, definitely a good thing regarding secrets. Now I wonder if that's easy to couple with direnv...