I see other people mentioning env and mise does this too, with additional support to add on extra env overrides with a dedicated file such as for example .mise.

I see other people mentioning env and mise does this too, with additional support to add on extra env overrides with a dedicated file such as for example .mise.testing.toml config and running something like: MISE_ENV=testing bun run test (“testing” in this example can be whatever you like)