Dbg backend for debugger #1010

Job	Run time
static analysis (Elixir 1.15.x \| Erlang/OTP 25.x)	19s
mix test windows (Elixir 1.13.x \| Erlang/OTP 22.x)	6m 53s
mix test windows (Elixir 1.13.x \| Erlang/OTP 23.x)	9m 49s
mix test windows (Elixir 1.13.x \| Erlang/OTP 24.x)	5m 41s
mix test windows (Elixir 1.13.x \| Erlang/OTP 25.x)	6m 48s
mix test windows (Elixir 1.14.x \| Erlang/OTP 23.x)	1m 33s
mix test windows (Elixir 1.14.x \| Erlang/OTP 24.x)	1m 34s
mix test windows (Elixir 1.14.x \| Erlang/OTP 25.x)	1m 7s
mix test windows (Elixir 1.15.x \| Erlang/OTP 24.x)	1m 4s
mix test windows (Elixir 1.15.x \| Erlang/OTP 25.x)	1m 14s
mix test (Elixir 1.13.x \| Erlang/OTP 22.x)	5m 5s
mix test (Elixir 1.13.x \| Erlang/OTP 23.x)	5m 42s
mix test (Elixir 1.13.x \| Erlang/OTP 24.x)	4m 0s
mix test (Elixir 1.13.x \| Erlang/OTP 25.x)	4m 6s
mix test (Elixir 1.14.x \| Erlang/OTP 23.x)	35s
mix test (Elixir 1.14.x \| Erlang/OTP 24.x)	29s
mix test (Elixir 1.14.x \| Erlang/OTP 25.x)	28s
mix test (Elixir 1.15.x \| Erlang/OTP 24.x)	22s
mix test (Elixir 1.15.x \| Erlang/OTP 25.x)	32s
	57m 21s

Provide feedback