Fix shutdown

Author: lpil

CHANGELOG.md

@@ -45,3 +45,7 @@
 - Add a missing BitArray constructor return type in the prelude's TypeScript
   definitions.
   ([Richard Viney](https://github.com/richard-viney))
+
+- Fixed a bug where the BEAM would be shut down abruptly once the program had
+  successfully finished running.
+  ([Louis Pilfold](https://github.com/lpil))

compiler-core/templates/gleam@@main.erl

@@ -22,7 +22,7 @@ run_module(Module) ->
         {ok, _} = application:ensure_all_started('{{ application }}'),
         erlang:process_flag(trap_exit, false),
         Module:main(),
-        erlang:halt(0)
+        init:stop(1)
     catch
         Class:Reason:StackTrace ->
             print_error(Class, Reason, StackTrace),