build(devcontainer): support in-memory mongodb for tests
build(devcontainer): support in-memory mongodb for tests

The solution was taken from here:
https://github.com/nodkz/mongodb-memory-server/issues/254#issuecomment-586190137

Kibibit/achievibit,Kibibit/achievibit,Kibibit/achievibit,Kibibit/achievibit