fix colors on code blocks

lib/main.dart

@@ -3,7 +3,7 @@ import 'package:intl/intl.dart';
 import 'package:localization/localization.dart';
 import 'package:loris/pages/settings/app.dart';
 import 'package:loris/partials/main_scaffold.dart';
-import 'pages/login.dart';
+import 'pages/login/login.dart';
 import 'business_logic/settings.dart' as settings;
 import 'package:flutter_localizations/flutter_localizations.dart';
 import 'themes/themes.dart' as themes;

lib/pages/login/login.dart

@@ -2,7 +2,7 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:localization/localization.dart';
 import 'package:loris/pages/login/weblogin.dart';
-import '../business_logic/auth/oauth.dart' as oauth;
+import '../../business_logic/auth/oauth.dart' as oauth;
 
 class Login extends StatefulWidget {
   const Login({Key? key}) : super(key: key);

lib/partials/post_text_renderer.dart

@@ -13,8 +13,22 @@ class PostTextRenderer extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final MarkdownStyleSheet mdStyle = MarkdownStyleSheet(
+      codeblockDecoration: BoxDecoration(
+        color: Theme.of(context).colorScheme.background,
+        borderRadius: const BorderRadius.all(Radius.circular(8)),
+        border: Border.all(
+          color: Theme.of(context).colorScheme.secondary,
+          style: BorderStyle.solid,
+        ),
+      ),
+      code: TextStyle(
+        decorationColor: Theme.of(context).backgroundColor,
+        color: Theme.of(context).colorScheme.onBackground,
+        backgroundColor: Colors.transparent,
+      ),
       a: TextStyle(color: Theme.of(context).colorScheme.secondary),
       blockquoteDecoration: BoxDecoration(
+          color: Theme.of(context).colorScheme.background,
           borderRadius: const BorderRadius.all(Radius.circular(8)),
           border: Border.all(
             color: Theme.of(context).colorScheme.secondary,