Dmitriy Kalinin

this seems like a pretty reasonable extension to various builders that use docker build. question is how to best configure this... could be a flag, or could be some configuration...

> Do you have any thoughts on the flag name? It has the word signatures, but will be used to copy other artifacts too? may be worth renaming to --cosign-artifacts=bool?...

> Fetching app `simple-app` in namespace `default` this seems unnecessary since we also have `Resources in app 'simple-app'`.

> Do we have any details on how to reproduce this error? i dont have any specific repro scenarios (i was just deleting a package that installed other packages). i...

changed title to very specific thing (ytt expirements) since there is no concept of env vars in templating steps (there is no guarantee that they are binary executions even though...

that's an interesting suggestion. may be something like this: `imgpkg diff --images your-user/app1-config:0.1.1...your-user/app1-config:0.1.5` which would use typical differs to show content differences. might be even useful to have similar semantics...

> as we probably won't compare different images but only different tags of the same image. i can imagine someone trying to diff two separate images if they "augmented" one...

seems like this format uses pod subdomain. it's currently not supported. here is current impl: https://github.com/k14s/kwt/blob/70f7ebd4c7a6886c14557e0ffe29c9bea3d49771/pkg/kwt/kubedns/kubedns_ip_resolver.go#L44

> I am curious if adding some sort of caching to imgpkg is a feature we'd like to support over there. @cppforlife any thoughts? this is something we need to...

> when referencing the imgpkg digest sha, you don't pull again unless that mutates? that still involves implementing caching on our side since no content is persisted anywhere and we...