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A follow up on SixLabors/ImageSharp#1378 (comment).

Currently 32 bit test execution is only done for .NET Framework, with dotnet xunit which is an obsolete tool today, we need to adapt dotnet test, and add 32 bit CI targets for both net5.0 and netcoreapp3.1. Opening an issue to remember and track this debt.

See:
https://twitter.com/tannergooding/s

Sometimes it is very handy to have a "Rule of Thirds" overlay:

With our fixtures id3tag raises an exception when addressing Tag#genre apparently.

 1) FormatParser::MP3Parser decodes and estimates duration for a CBR MP3
     Failure/Error: value = tag.public_send(k)
     
     NoMethodError:
       undefined method `gsub' for nil:NilClass
     # /Users/julik/Code/libs/id3tag/lib/id3tag/frames/v2/genre_frame/genre_parser_pre_24.rb:25:in `just_gen