Proto commits in beeper/imessage

These 1 commits are when the Protocol Buffers files have changed:

Commit:0cad7fd
Author:Tulir Asokan

Initial commit Co-authored-by: Sumner Evans <sumner@beeper.com> Co-authored-by: Brad Murray <bradtgmurray@gmail.com> Co-authored-by: Nick Mills-Barrett <nick@beeper.com> Co-authored-by: Toni Spets <toni.spets@beeper.com> Co-authored-by: June <61218022+itsjunetime@users.noreply.github.com> Co-authored-by: Scott Weber <scott@beeper.com>

The documentation is generated from this commit.