debugging and cleanup

lib/theme/models/scale_theme/scale_theme.dart

@@ -0,0 +1,44 @@
+import 'package:flutter/material.dart';
+
+import 'scale_scheme.dart';
+
+export 'scale_color.dart';
+export 'scale_input_decorator_theme.dart';
+export 'scale_scheme.dart';
+export 'scale_tile_theme.dart';
+export 'scale_toast_theme.dart';
+
+class ScaleTheme extends ThemeExtension<ScaleTheme> {
+  ScaleTheme({
+    required this.textTheme,
+    required this.scheme,
+    required this.config,
+  });
+
+  final TextTheme textTheme;
+  final ScaleScheme scheme;
+  final ScaleConfig config;
+
+  @override
+  ScaleTheme copyWith({
+    TextTheme? textTheme,
+    ScaleScheme? scheme,
+    ScaleConfig? config,
+  }) =>
+      ScaleTheme(
+        textTheme: textTheme ?? this.textTheme,
+        scheme: scheme ?? this.scheme,
+        config: config ?? this.config,
+      );
+
+  @override
+  ScaleTheme lerp(ScaleTheme? other, double t) {
+    if (other is! ScaleTheme) {
+      return this;
+    }
+    return ScaleTheme(
+        textTheme: TextTheme.lerp(textTheme, other.textTheme, t),
+        scheme: scheme.lerp(other.scheme, t),
+        config: config.lerp(other.config, t));
+  }
+}