QoL improvements#5

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astra90x wants to merge 3 commits intoectfmitre:releasefrom

astra90x:release

Commits on Mar 5, 2026

Fix a visual bug where the second decimal point of version numbers appear green instead of cyan
astra90x
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Make both flash and reflash accept both a .bin file and a directory, and disallow .elf files by checking file contents
astra90x
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Bump version
astra90x
committed