Sending messages to the Æther

Signed-off-by: Shin'ya Minazuki <shinyoukai@laidback.moe>

go.sum

@@ -5,6 +5,8 @@ github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
 github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
+github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rogpeppe/go-internal v1.8.0 h1:FCbCCtXNOY3UtUuHUYaghJg4y7Fd14rXifAYUAtL9R8=
@@ -15,6 +17,8 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
 github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
+github.com/tj/go-editor v1.0.0 h1:VduwRZWk5gxHbzRkS4buB9BIFzAf6Jc+vd2bLZpHzSw=
+github.com/tj/go-editor v1.0.0/go.mod h1:Jj9Ze2Rn2yj5DmMppydZqr9LbkIcCWrehzZ+7udOT+w=
 go.yarn.social/client v0.0.0-20250420114029-410ad71a453e h1:A4wok2/cSAbvWLjHhtCrW8dvv1XlgcGRj7H15150HhA=
 go.yarn.social/client v0.0.0-20250420114029-410ad71a453e/go.mod h1:+VjffjmcZMHIudGsZlnbPnavk0oSK6xf4olzExiojhg=
 go.yarn.social/types v0.0.0-20250420113154-c5a6df6d2f22 h1:M34aQ3AaRKE2t7JOLwoemJ65r0e8c1z4TwuHzogHvZE=