escape interpolations in descriptions where possible, replace them with
sufficiently descriptive text elsewhere. also expand cfg.* paths in
descriptions.
The NixOS 21.03 release has been delayed to 21.05. See NixOS/rfcs#80.
There are two instances of 21.03 which have been left as is, since they
are in stateVersion comparisons. This will ensure that existing user
configurations which refer to 21.03 will continue to work.
This adds a `package` option to allow for easier overriding of the used
CodiMD version and `runCommandLocal` with `nativeBuildInputs` is now
used to pretty print the configuration.
Secrets are injected from the environment into the rendered
configuration before each startup using envsubst.
The test now makes use of this feature for the db password.
Max Hausch