feat: adiciona menu Desenvolvedor as configuracoes, nova modal Sobre e icones da marca TatuChat

- Submenu Desenvolvedor em Configuracoes (Sobre o servidor, Registros, Variaveis e ambiente)
- Modal Sobre maior com logo, descricao com link e rodape (codigo-fonte, licenca, fechar)
- Descricao legivel no tema dark
- Drawer com a logo do projeto e links de support/formulario atualizados
- flutter_launcher_icons: regenera icones Android (mipmap + adaptive), Web, iOS, macOS, Windows

lib/utils/platform_infos.dart

@@ -5,12 +5,13 @@
 
 import 'dart:io';
 
+import 'package:flutter/foundation.dart';
+import 'package:flutter_linkify/flutter_linkify.dart';
+import 'package:material_ui/material_ui.dart';
+import 'package:material_ui/material_ui.dart' as m show Dialog, showDialog;
+import 'package:package_info_plus/package_info_plus.dart';
 import 'package:tatchat/config/setting_keys.dart';
 import 'package:tatchat/l10n/l10n.dart';
-import 'package:flutter/foundation.dart';
-import 'package:go_router/go_router.dart';
-import 'package:material_ui/material_ui.dart';
-import 'package:package_info_plus/package_info_plus.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
 import '../config/app_config.dart';
@@ -56,53 +57,107 @@ abstract class PlatformInfos {
     return version;
   }
 
+  static const String aboutDescription =
+      'O TatuChat é um cliente de mensagens instantâneas focado em '
+      'privacidade, simplicidade e código aberto, desenvolvido como um fork do '
+      'aclamado projeto FluffyChat. Utilizando o protocolo descentralizado '
+      'Matrix, ele oferece criptografia de ponta a ponta (E2EE) para proteger '
+      'conversas, arquivos e mídias. Além do bate-papo tradicional, o projeto '
+      'se destaca por recursos como canais de transmissão, organização em '
+      'espaços, murais visuais em formato de grid e suporte a mini-apps '
+      'desenvolvidos pela comunidade. Acesse Aqui. '
+      'https://tatuchat.weltonmoura.com.br/home/';
+
   static Future<void> showDialog(BuildContext context) async {
     final l10n = L10n.of(context);
-    final version = await PlatformInfos.getVersion();
-    if (!context.mounted) return;
-    showAboutDialog(
+    final theme = Theme.of(context);
+    final size = MediaQuery.sizeOf(context);
+    await m.showDialog<void>(
       context: context,
-      children: [
-        Text(l10n.versionWithNumber(version)),
-        TextButton.icon(
-          onPressed: () => launchUrlString(AppConfig.sourceCodeUrl),
-          icon: const Icon(Icons.source_outlined),
-          label: Text(l10n.sourceCode),
+      builder: (context) => m.Dialog(
+        insetPadding: const EdgeInsets.symmetric(
+          horizontal: 24,
+          vertical: 40,
         ),
-        Builder(
-          builder: (innerContext) {
-            return TextButton.icon(
-              onPressed: () {
-                context.go('/logs');
-                Navigator.of(innerContext).pop();
-              },
-              icon: const Icon(Icons.list_outlined),
-              label: Text(l10n.logs),
-            );
-          },
-        ),
-        Builder(
-          builder: (innerContext) {
-            return TextButton.icon(
-              onPressed: () {
-                context.go('/configs');
-                Navigator.of(innerContext).pop();
-              },
-              icon: const Icon(Icons.settings_applications_outlined),
-              label: Text(l10n.advancedConfigs),
-            );
-          },
-        ),
-      ],
-      applicationIcon: ClipRRect(
-        borderRadius: BorderRadius.circular(64),
-        child: Image.asset(
-          './assets/logo/mini/logo_mini.png',
-          width: 64,
-          height: 64,
+        child: ConstrainedBox(
+          constraints: BoxConstraints(
+            maxWidth: 720,
+            maxHeight: size.height * 0.88,
+          ),
+          child: Padding(
+            padding: const EdgeInsets.all(24),
+            child: Column(
+              mainAxisSize: .min,
+              children: [
+                Expanded(
+                  child: SingleChildScrollView(
+                    child: Column(
+                      mainAxisSize: .min,
+                      children: [
+                        ClipRRect(
+                          borderRadius: BorderRadius.circular(32),
+                          child: Image.asset(
+                            './assets/logo/mini/logo_mini.png',
+                            width: 96,
+                            height: 96,
+                          ),
+                        ),
+                        const SizedBox(height: 24),
+                        Text(
+                          AppSettings.applicationName.value,
+                          textAlign: TextAlign.center,
+                          style: theme.textTheme.headlineMedium?.copyWith(
+                            fontWeight: FontWeight.bold,
+                          ),
+                        ),
+                        const SizedBox(height: 24),
+                        Linkify(
+                          text: aboutDescription,
+                          textAlign: TextAlign.center,
+                          style: TextStyle(
+                            color: theme.colorScheme.onSurface,
+                          ),
+                          options: const LinkifyOptions(humanize: false),
+                          linkStyle: TextStyle(
+                            color: theme.colorScheme.primary,
+                            decorationColor: theme.colorScheme.primary,
+                          ),
+                          onOpen: (link) => launchUrlString(link.url),
+                        ),
+                      ],
+                    ),
+                  ),
+                ),
+                const SizedBox(height: 8),
+                const Divider(),
+                const SizedBox(height: 8),
+                Wrap(
+                  alignment: WrapAlignment.end,
+                  crossAxisAlignment: WrapCrossAlignment.center,
+                  spacing: 8,
+                  runSpacing: 4,
+                  children: [
+                    TextButton.icon(
+                      onPressed: () => launchUrlString(AppConfig.sourceCodeUrl),
+                      icon: const Icon(Icons.source_outlined),
+                      label: Text(l10n.sourceCode),
+                    ),
+                    TextButton.icon(
+                      onPressed: () => launchUrlString(AppConfig.licenseUrl),
+                      icon: const Icon(Icons.description_outlined),
+                      label: Text(l10n.licence),
+                    ),
+                    TextButton(
+                      onPressed: () => Navigator.of(context).pop(),
+                      child: Text(l10n.close),
+                    ),
+                  ],
+                ),
+              ],
+            ),
+          ),
         ),
       ),
-      applicationName: AppSettings.applicationName.value,
     );
   }
 }