[Error handling 1/N] Drop snafu magic and use explicit thiserror
#235
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- Rename "Install mods" -> "Apply changes" to be less confusing. - Rename "Uninstall mods" -> "Uninstall hook and mods". - Added hover text for both buttons to help explain what they do.
For now, drop snafu due to proc-macro magic that makes error handling in code non-obvious. This is a first step towards transitioning to anyhow or another application-based error handling strategy.
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This is the first PR in a series of patches intended to simplify and improve our error handling.
Using
thiserrordoes not make error handling simpler, but it allows we to dropsnafubecausesnafuhas a bunch of magic proc macros that makes it non-obvious when reading the code.thiserrorerror types are compatible witheyrein that they can be used as "leaf" error types in an error trace.Rebased on top of #232.