Reapply "use correct module name; clean up unused stuff"

This reverts commit 77717475fc1664d8b2f909c029a76b2b04b048c3.

gleam.toml

···
 gleam = ">= 1.2.0"
 
 [erlang]
-# application_start_module = "mist/internal/clock"
-application_start_module = "mist_clock"
+application_start_module = "mist@internal@clock"
 
 [dependencies]
 birl = "~> 1.3"

src/mist.gleam

···
 import gramps/websocket.{BinaryFrame, Data, TextFrame} as gramps_websocket
 import logging
 import mist/internal/buffer.{type Buffer, Buffer}
-import mist/internal/clock
 import mist/internal/encoder
 import mist/internal/file
 import mist/internal/handler
···
     ServerSentEvents(selector) -> InternalServerSentEvents(selector)
   }
   response.set_body(resp, new_body)
-}
-
-fn convert_glisten_error(err: glisten.StartError) -> actor.StartError {
-  case err {
-    glisten.AcceptorTimeout -> actor.InitTimeout
-    glisten.AcceptorFailed(reason) -> actor.InitFailed(reason)
-    glisten.AcceptorCrashed(reason) -> actor.InitCrashed(reason)
-    glisten.ListenerClosed ->
-      actor.InitFailed(process.Abnormal("Listener socket closed"))
-    glisten.ListenerTimeout ->
-      actor.InitFailed(process.Abnormal("Listener startup timed out"))
-    glisten.SystemError(reason) ->
-      actor.InitFailed(process.Abnormal(
-        "Socket error: " <> string.inspect(reason),
-      ))
-  }
 }
 
 /// Start a `mist` service over HTTP with the provided builder.

src/mist_clock.erl

···
--module(mist_clock).
-
--behaviour(application).
-
--export([start/2, stop/1]).
-
-start(_Type, _Args) ->
-  {ok, self()}.
-
-stop(_State) ->
-  ok.