chore(deps): bump syncfusion 27->33 + signaturepad + file_picker 8->11 + intl 0.19->0.20

Aligne avec Read Files Tech v2.9.0 et Pass Tech.

- syncfusion_flutter_pdf + pdfviewer 27.1.48 -> 33.2.4 (PDF viewer + creation)
- syncfusion_flutter_signaturepad 27.0.0 -> 33.2.4 (signature)
- file_picker 8.1.2 -> 11.0.0 (FilePicker.platform.X -> FilePicker.X, 5 fichiers)
- intl 0.19.0 -> 0.20.0 (debloque par syncfusion 33)

flutter analyze : 0 issue. flutter test : 6/6. APK release 34.0MB OK.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: gitubpatrice

lib/screens/cloud/google_drive_screen.dart

@@ -102,7 +102,7 @@ class _GoogleDriveScreenState extends State<GoogleDriveScreen> {
   }
 
   Future<void> _upload() async {
-    final result = await FilePicker.platform.pickFiles(
+    final result = await FilePicker.pickFiles(
       type: FileType.custom,
       allowedExtensions: ['pdf'],
     );

lib/screens/home_screen.dart

@@ -143,11 +143,12 @@ class _HomeScreenState extends State<HomeScreen> {
 
   Future<void> _loadRecents() async {
     final files = await _recentFilesService.load();
-    if (mounted)
+    if (mounted) {
       setState(() {
         _recentFiles = files;
         _isLoading = false;
       });
+    }
   }
 
   Future<void> _pickAndOpen() async {
@@ -651,8 +652,9 @@ class _HomeTabState extends State<_HomeTab> {
 
   @override
   Widget build(BuildContext context) {
-    if (widget.isLoading)
+    if (widget.isLoading) {
       return const Center(child: CircularProgressIndicator());
+    }
 
     final favorites = widget.recentFiles.where((f) => f.isFavorite).toList();
     final recents = widget.recentFiles.where((f) => !f.isFavorite).toList();

lib/screens/tools/create_pdf_screen.dart

@@ -87,7 +87,7 @@ class _CreatePdfScreenState extends State<CreatePdfScreen> {
   }
 
   Future<void> _addImage() async {
-    final res = await FilePicker.platform.pickFiles(type: FileType.image);
+    final res = await FilePicker.pickFiles(type: FileType.image);
     if (res == null || res.files.single.path == null) return;
     setState(() {
       _blocks.add(

lib/screens/tools/form_fill_screen.dart

@@ -117,11 +117,12 @@ class _FormFillScreenState extends State<FormFillScreen> {
       setState(() => _isAnalyzing = true);
       try {
         final updated = await _analyzeFields(_path!);
-        if (mounted)
+        if (mounted) {
           setState(() {
             _fields = updated;
             _isAnalyzing = false;
           });
+        }
       } catch (_) {
         if (mounted) setState(() => _isAnalyzing = false);
       }

lib/screens/tools/images_to_pdf_screen.dart

@@ -17,7 +17,7 @@ class _ImagesToPdfScreenState extends State<ImagesToPdfScreen> {
   bool _isProcessing = false;
 
   Future<void> _pickImages() async {
-    final result = await FilePicker.platform.pickFiles(
+    final result = await FilePicker.pickFiles(
       type: FileType.image,
       allowMultiple: true,
     );

lib/screens/tools/pdf_annotate_screen.dart

@@ -131,7 +131,7 @@ class _PdfAnnotateScreenState extends State<PdfAnnotateScreen> {
   /// ensuite la déplacer/redimensionner par drag (à implémenter en V2).
   Future<void> _addImage() async {
     final messenger = ScaffoldMessenger.of(context);
-    final res = await FilePicker.platform.pickFiles(type: FileType.image);
+    final res = await FilePicker.pickFiles(type: FileType.image);
     if (res == null || res.files.single.path == null) return;
     final bytes = await File(res.files.single.path!).readAsBytes();
     if (bytes.isEmpty) return;
@@ -170,8 +170,9 @@ class _PdfAnnotateScreenState extends State<PdfAnnotateScreen> {
         if (a.tool == _Tool.draw && a.path != null) {
           // distance min au tracé
           for (final p in a.path!) {
-            if ((p.dx - dx).abs() < 0.04 && (p.dy - dy).abs() < 0.04)
+            if ((p.dx - dx).abs() < 0.04 && (p.dy - dy).abs() < 0.04) {
               return true;
+            }
           }
           return false;
         }

lib/screens/tools/signature_screen.dart

@@ -47,8 +47,9 @@ class _SignatureScreenState extends State<SignatureScreen> {
       // Export signature image from pad
       final image = await _signatureKey.currentState!.toImage(pixelRatio: 3.0);
       final byteData = await image.toByteData(format: ui.ImageByteFormat.png);
-      if (byteData == null)
+      if (byteData == null) {
         throw Exception('Impossible d\'exporter la signature');
+      }
       final pngBytes = byteData.buffer.asUint8List();
 
       // Load PDF (size + magic bytes validés)

lib/widgets/pdf_picker_screen.dart

@@ -240,7 +240,7 @@ class _PdfPickerScreenState extends State<PdfPickerScreen>
   }
 
   Future<void> _browseAnyFolder() async {
-    final dir = await FilePicker.platform.getDirectoryPath();
+    final dir = await FilePicker.getDirectoryPath();
     if (dir == null || !mounted) return;
     final label = dir.split(RegExp(r'[/\\]')).last;
     await _browseFolder(dir, label.isEmpty ? 'Dossier' : label);

linux/flutter/generated_plugin_registrant.cc

@@ -6,9 +6,13 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <syncfusion_pdfviewer_linux/syncfusion_pdfviewer_linux_plugin.h>
 #include <url_launcher_linux/url_launcher_plugin.h>
 
 void fl_register_plugins(FlPluginRegistry* registry) {
+  g_autoptr(FlPluginRegistrar) syncfusion_pdfviewer_linux_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "SyncfusionPdfviewerLinuxPlugin");
+  syncfusion_pdfviewer_linux_plugin_register_with_registrar(syncfusion_pdfviewer_linux_registrar);
   g_autoptr(FlPluginRegistrar) url_launcher_linux_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "UrlLauncherPlugin");
   url_launcher_plugin_register_with_registrar(url_launcher_linux_registrar);

linux/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  syncfusion_pdfviewer_linux
   url_launcher_linux
 )