fix: config merging

Embarrassingly, settings from the newly implemented config file where not being correctly applied. This *should* now be fixed.
Change the show standard error default to true

example_config/example.config.toml

@@ -16,7 +16,7 @@ raw_logs = false
 show_self = false
 
 # Show std_err in logs
-show_std_err = false
+show_std_err = true
 
 # Show a timestamp for every log entry
 show_timestamp = true