### What happened? Using commands like `helm plugin install` on a modern system with a modern GPG cause the command to error out: helm plugin install https://github.com/... Verifying plugin signature... Error: plugin verification failed: open /Users/user/.gnupg/pubring.gpg: no such file or directory This is caused by GPG moving to the new file formats used since 2.1 (> 10 years ago). See also: https://www.gnupg.org/documentation/manuals/gnupg/GPG-Configuration.html There are several workarounds like the file conversion, but the proper fix would be for helm to support the new format or even both for better compatibility. ### What did you expect to happen? it working. ### How can we reproduce it (as minimally and precisely as possible)? brew install helm gnupg helm plugin install ... ### Helm version <details> ```console $ helm version version.BuildInfo{Version:"v4.1.0", GitCommit:"4553a0a96e5205595079b6757236cc6f969ed1b9", GitTreeState:"clean", GoVersion:"go1.25.6", KubeClientVersion:"v1.35"} ``` </details> ### Kubernetes version <details> ```console $ kubectl version not relevant ``` </details>