✨ Allow formatters to use sub-config with their own config structs

formatters/null.go

@@ -2,9 +2,10 @@ package formatters
 
 import (
 	"codeberg.org/danjones000/my-log/models"
+	"github.com/spf13/viper"
 )
 
-func newNull(ff map[string]any) (Formatter, error) {
+func newNull(ff *viper.Viper) (Formatter, error) {
 	return &Null{}, nil
 }