apm install hanami-rspec
or find it in the Packages tab under settings.
alt-cmd-r or Hanami Rspec: Open Spec File in the Command Palette.
This command opens the spec corresponding to the currently opened source file in a split pane. If the currently opened file is a spec, it opens the corresponding source file.
Good catch. Let us know what about this package looks wrong to you, and we'll investigate right away.