htags-server does not work on ubuntu 22.04

--0000000000000fe0e6060c5aeea5
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

When I use htags-server to start a http server, it failed.

The command I used=EF=BC=9A
htags-server -b 10.176.39.125 8080 >& log &

The output=EF=BC=9A
This version of ruby is not supported.

And my ruby version on ubuntu 22.04 is=EF=BC=9A
ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]

--0000000000000fe0e6060c5aeea5
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"auto">When I use htags-server to start a http server, it failed=
.<div dir=3D"auto"><br></div><div dir=3D"auto">The command I used=EF=BC=9A<=
/div><div dir=3D"auto">htags-server -b 10.176.39.125 8080 &gt;&amp; log &am=
p;<br></div><div dir=3D"auto"><br></div><div dir=3D"auto">The output=EF=BC=
=9A</div><div dir=3D"auto">This version of ruby is not supported.<br></div>=
<div dir=3D"auto"><br></div><div dir=3D"auto">And my ruby version on ubuntu=
 22.04 is=EF=BC=9A</div><div dir=3D"auto">ruby 3.0.2p107 (2021-07-07 revisi=
on 0db68f0233) [x86_64-linux-gnu]<br></div></div>

--0000000000000fe0e6060c5aeea5--