Use a FlexColorScheme by default

My custom color scheme is breaking in many places and showing blue text.
For now lets use this color scheme, though this breaks stuff in many
places as even the alignment changes.

However, I needed to fix all of this anyway, so I may as well start.

lib/app.dart

@@ -9,6 +9,7 @@ import 'package:flutter/material.dart';
 import 'package:device_info/device_info.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:easy_localization_loader/easy_localization_loader.dart';
+import 'package:flex_color_scheme/flex_color_scheme.dart';
 import 'package:flutter_runtime_env/flutter_runtime_env.dart';
 import 'package:package_info/package_info.dart';
 import 'package:path_provider/path_provider.dart';
@@ -302,7 +303,7 @@ class _JournalAppState extends State<JournalApp> {
       supportedLocales: EasyLocalization.of(context).supportedLocales,
       locale: EasyLocalization.of(context).locale,
 
-      theme: Themes.light,
+      theme: FlexColorScheme.light(scheme: FlexScheme.green).toTheme,
       darkTheme: Themes.dark,
       themeMode: settings.theme.toThemeMode(),
 

pubspec.lock

@@ -446,6 +446,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.0"
+  flex_color_scheme:
+    dependency: "direct main"
+    description:
+      name: flex_color_scheme
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
   flutter:
     dependency: "direct main"
     description: flutter

pubspec.yaml

@@ -79,6 +79,7 @@ dependencies:
   yaml: ^3.1.0
   yaml_serializer: ^0.0.11
   collection: ^1.15.0-nullsafety.4
+  flex_color_scheme: ^2.1.1
 
 dev_dependencies:
   #flutter_driver: