Merge branch 'number-search'

* number-search:
  Do not direct back to website to pick new number
  Run rubocop after tests
  Add reference to option to show where the tel is
  Format tel for human reader
  Allow user to search for numbers over XMPP
  s/WebRegisterManager/TelSelections

Add reference to option to show where the tel is

Format tel for human reader

Allow user to search for numbers over XMPP

s/WebRegisterManager/TelSelections

Merge branch 'finish-btc'

* finish-btc:
  No more legacy session for BTC
  Do not lose WebRegisterManager on retart

Do not lose WebRegisterManager on retart

Store web registrations in redis.  Set an expiry so they don't grow in RAM
forever as they previously would have without a restart.

Merge branch 'command-object'

* command-object:
  ErrorToSend => FinalStanza
  Since Command#finish causes an error, a then off the end won't work
  Refactor commands to have Command and Command::Execution objects

Refactor commands to have Command and Command::Execution objects

Brings the common elements of all commands together, and threads the most useful
state (such as ability to reply) through automatically using the new EMPromise
fiber trampoline.

Merge branch 'register-command-first-pass'

* register-command-first-pass:
  Add sourcehut CI
  Add Rakefile to run all tests
  Initial registration flow for Bitcoin
  Registrations that start on the web will have a tel selected already
  Helpers for doing Electrum RPC
  Add helper to fetch current BTC sell prices
  Allow skipping tests without being caught in pry

Registrations that start on the web will have a tel selected already

So, manage any already-known tel selections and allow registration to use them
right away.  In the future this will fall back to letting the user search for a
tel over XMPP, but that is not implemented here.