GnuPG signing configuration regressed
Looking at older GnuPG signatures e.g. in the 10.5a10 folder one gets something like
-----BEGIN PGP SIGNATURE-----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=1mA1
-----END PGP SIGNATURE-----
However, lately we start getting detached signatures like
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1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=ILAL
-----END PGP SIGNATURE-----
It seems our signing configuration regressed recently, likely when we switched to our new OpnePGP subkey.