v1.0.0

This release moves the codebase from C89 to C++20.

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Because “Cool URIs don’t change” (@timbl, 1998), but mostly because, as of 2020, @github still doesn’t allow repositories to contain + characters, this software’s origin remains at https://github.com/LucasLarson/HQ9.

v0.3.1

⚡️ initial release as release