Quantus-Network · n13 · May 19, 2026 · May 19, 2026 · May 19, 2026 · May 19, 2026
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
@@ -28,7 +28,7 @@ jobs:
       - name: Bootstrap Melos
         run: melos bootstrap
       - name: Check Formatting
-        run: melos exec -- dart format . --line-length=120 --set-exit-if-changed
+        run: melos exec -- dart format lib test --line-length=120 --set-exit-if-changed
       - name: Clean Flutter projects
         run: melos exec --concurrency=1 -- "flutter clean"
       - name: Analyze

diff --git a/melos.yaml b/melos.yaml
@@ -8,82 +8,63 @@ ide:
   intellij:
     enabled: false
 
-# Shared dependency versions across all packages
+# Only path-based overrides go here. Melos 6.x propagates these to each
+# package's pubspec_overrides.yaml during bootstrap. Hosted-package version
+# pins must live in each package's own pubspec.yaml (melos doesn't propagate
+# them for hosted packages).
 dependency_overrides:
-  # Workspace packages - local paths
   quantus_sdk:
     path: ./quantus_sdk
 
-  # Polkadart ecosystem - latest versions
-  polkadart: ^0.7.1
-  polkadart_keyring: ^0.7.0
-  polkadart_cli: ^0.7.1
-
-  # Crypto and encoding - latest versions
-  bip39_mnemonic: ^3.0.9
-  crypto: ^3.0.6
-  ss58: ^1.3.1
-  convert: ^3.0.0
-
-  # HTTP and networking
-  http: ^1.4.0
-  connectivity_plus: ^7.0.0
-
-  # Storage and preferences
-  shared_preferences: ^2.5.2
-  flutter_secure_storage: ^10.1.0
-
-  # Math and utilities
-  decimal: ^3.2.2
-  quiver: ^3.1.0
-  hex: ^0.2.0
-  intl: ^0.20.2
-  path: ^1.9.1
-
-  # UI and Graphics (Flutter specific)
-  flutter_svg: ^2.2.0
-  qr_flutter: ^4.1.0
-  flash: ^3.1.1
-  cupertino_icons: ^1.0.6
-
-  # Mobile/Flutter specific
-  video_player: ^2.10.0
-  mobile_scanner: ^7.0.1
-  flutter_native_splash: ^2.4.7
-  flutter_launcher_icons: ^0.14.4
-  image_picker: ^1.1.2
-  permission_handler: ^12.0.1
-
-  # State management and architecture
-  provider: ^6.1.2
-  hooks_riverpod: ^2.5.0
-  flutter_hooks: ^0.21.2
-  go_router: ^15.2.0
-
-  # Notifications and UI feedback
-  another_flushbar: ^1.10.2
-
-  # Development and tooling
-  logger: ^2.5.0
-  path_provider: ^2.0.0
-
-  # Rust bridge
-  flutter_rust_bridge: ^2.11.1
-
-  # Dev dependencies - latest versions
-  flutter_lints: ^6.0.0
-  test: ^1.25.0
+# Dependency placement convention:
+#
+#   melos.yaml (this file)
+#     - Only path-based overrides for workspace packages (quantus_sdk).
+#
+#   <package>/pubspec.yaml `dependencies`
+#     - Lists ONLY packages this package directly imports.
+#     - Every entry has an explicit ^X.Y.Z pin.
+#     - For deps shared across packages, keep versions aligned manually.
+#
+#   <package>/pubspec.yaml `dev_dependencies`
+#     - Build/codegen/CLI tools (build_runner, polkadart_cli,
+#       flutter_native_splash, flutter_launcher_icons).
+#     - Lint/test tools (flutter_lints, mockito, custom_lint).
+#
+# Canonical shared versions (keep aligned across packages that declare them):
+#   polkadart            ^0.7.3   # DO NOT UPDATE - newer versions are
+#                                 # incompatible with our ML-DSA signature
+#                                 # override, work completely differently,
+#                                 # and add no benefits.
+#   bip39_mnemonic       ^4.0.1
+#   convert              ^3.1.2
+#   http                 ^1.6.0
+#   shared_preferences   ^2.5.5
+#   decimal              ^3.2.4
+#   path                 ^1.9.1
+#   flutter_svg          ^2.3.0
+#   flash                ^3.1.1
+#   collection           ^1.19.1
+#   telemetrydecksdk     ^3.0.0
+#   flutter_lints        ^6.0.0
 
 scripts:
-  # Analyze all packages
+  # Analyze all packages (matches CI: flutter analyze with fatal infos)
   analyze:
-    description: Analyze all packages in the workspace
-    run: melos exec -- dart analyze .
+    description: Analyze all packages in the workspace (matches CI)
+    run: melos exec --concurrency=1 -- "flutter analyze . --fatal-infos"
 
   # Format all packages
   format:
     description: Format all packages in the workspace
-    run: melos exec -- dart format . --line-length=120
+    run: melos exec -- dart format lib test --line-length=120
+
+  # Auto-apply lint fixes, then format
+  fix:
+    description: Auto-apply lint fixes (dart fix), then format
+    run: |
+      melos exec --concurrency=1 -- "dart fix --apply"
+      melos exec -- "dart format lib test --line-length=120"
 
   # Test all packages
   test:

diff --git a/miner-app/analysis_options.yaml b/miner-app/analysis_options.yaml
@@ -1,28 +1,23 @@
-# This file configures the analyzer, which statically analyzes Dart code to
-# check for errors, warnings, and lints.
-#
-# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
-# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
-# invoked from the command line by running `flutter analyze`.
-
-# The following line activates a set of recommended lints for Flutter apps,
-# packages, and plugins designed to encourage good coding practices.
 include: package:flutter_lints/flutter.yaml
 
+formatter:
+  page_width: 120
+
 linter:
-  # The lint rules applied to this project can be customized in the
-  # section below to disable rules from the `package:flutter_lints/flutter.yaml`
-  # included above or to enable additional rules. A list of all available lints
-  # and their documentation is published at https://dart.dev/lints.
-  #
-  # Instead of disabling a lint rule for the entire project in the
-  # section below, it can also be suppressed for a single line of code
-  # or a specific dart file by using the `// ignore: name_of_lint` and
-  # `// ignore_for_file: name_of_lint` syntax on the line or in the file
-  # producing the lint.
   rules:
-    avoid_print: false  # Uncomment to disable the `avoid_print` rule
-    # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
+    - always_declare_return_types
+    - avoid_empty_else
+    - prefer_const_constructors
+    - prefer_final_fields
+    - prefer_single_quotes
+    - use_null_aware_elements
 
-# Additional information about this file can be found at
-# https://dart.dev/guides/language/analysis-options
+analyzer:
+  exclude:
+    - "**/*.g.dart"
+    - "**/*.freezed.dart"
+  errors:
+    avoid_print: ignore # print is the most reliable way to debug the app
+    missing_required_param: error
+    missing_return: error
+    must_be_immutable: error
diff --git a/miner-app/lib/features/miner/miner_dashboard_screen.dart b/miner-app/lib/features/miner/miner_dashboard_screen.dart
@@ -284,7 +284,7 @@ class _MinerDashboardScreenState extends State<MinerDashboardScreen> {
                   SliverToBoxAdapter(
                     child: UpdateBanner(
                       updateProgress: _minerUpdateProgress,
-                      version: _minerUpdateInfo.latestVersion ?? "undefined",
+                      version: _minerUpdateInfo.latestVersion ?? 'undefined',
                       message: 'New miner binary available!',
                       onUpdate: _handleUpdateMiner,
                     ),
@@ -295,14 +295,14 @@ class _MinerDashboardScreenState extends State<MinerDashboardScreen> {
                     child: UpdateBanner(
                       updateProgress: _nodeUpdateProgress,
                       backgroundColor: Colors.green.shade500,
-                      version: _nodeUpdateInfo.latestVersion ?? "undefined",
+                      version: _nodeUpdateInfo.latestVersion ?? 'undefined',
                       message: 'New node binary available!',
                       onUpdate: _handleUpdateNode,
                     ),
                   ),
 
                 // Custom app bar with glass effect
-                MinerAppBar(),
+                const MinerAppBar(),
 
                 // Main content
                 SliverPadding(
@@ -313,7 +313,7 @@ class _MinerDashboardScreenState extends State<MinerDashboardScreen> {
 
                       Center(
                         child: ConstrainedBox(
-                          constraints: BoxConstraints(maxWidth: 400),
+                          constraints: const BoxConstraints(maxWidth: 400),
                           child: SizedBox(
                             width: double.infinity,
                             child: MinerControls(

diff --git a/miner-app/lib/features/miner/miner_status.dart b/miner-app/lib/features/miner/miner_status.dart
@@ -164,7 +164,7 @@ class _StatusBadgeState extends State<_StatusBadge> with TickerProviderStateMixi
                     ? (Matrix4.identity()..rotateZ(_pulseAnimation.value))
                     : Matrix4.identity(),
                 child: RotationTransition(
-                  turns: widget.config.isAnimated ? _rotationController : AlwaysStoppedAnimation(0),
+                  turns: widget.config.isAnimated ? _rotationController : const AlwaysStoppedAnimation(0),
                   child: Icon(widget.config.icon, color: Colors.white, size: 18),
                 ),
               ),

diff --git a/miner-app/lib/features/settings/settings_screen.dart b/miner-app/lib/features/settings/settings_screen.dart
@@ -438,11 +438,11 @@ class _SettingsScreenState extends State<SettingsScreen> {
       builder: (context) => AlertDialog(
         backgroundColor: const Color(0xFF1C1C1C),
         shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
-        title: Row(
+        title: const Row(
           children: [
             Icon(Icons.shield_outlined, color: Colors.orange, size: 24),
-            const SizedBox(width: 12),
-            const Text('Inner Hash', style: TextStyle(color: Colors.white, fontSize: 18)),
+            SizedBox(width: 12),
+            Text('Inner Hash', style: TextStyle(color: Colors.white, fontSize: 18)),
           ],
         ),
         content: SizedBox(
@@ -460,7 +460,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
                 ),
                 child: Row(
                   children: [
-                    Icon(Icons.warning_amber_rounded, color: Colors.orange, size: 20),
+                    const Icon(Icons.warning_amber_rounded, color: Colors.orange, size: 20),
                     const SizedBox(width: 8),
                     Expanded(
                       child: Text(

diff --git a/miner-app/lib/features/setup/node_setup_screen.dart b/miner-app/lib/features/setup/node_setup_screen.dart
@@ -18,8 +18,8 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
   bool _isLoading = true;
   bool _isDownloading = false;
   double _downloadProgress = 0.0;
-  String _downloadProgressText = "";
-  String _currentDownloadingBinary = "";
+  String _downloadProgressText = '';
+  String _currentDownloadingBinary = '';
 
   @override
   void initState() {
@@ -60,7 +60,7 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
       _isLoading = true;
       _isDownloading = true;
       _downloadProgress = 0.0;
-      _downloadProgressText = "Starting downloads...";
+      _downloadProgressText = 'Starting downloads...';
     });
 
     try {
@@ -69,8 +69,8 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
         final nodeVersion = await BinaryManager.getLatestNodeVersion();
 
         setState(() {
-          _currentDownloadingBinary = "Node Binary $nodeVersion";
-          _downloadProgressText = "Downloading Node Binary...";
+          _currentDownloadingBinary = 'Node Binary $nodeVersion';
+          _downloadProgressText = 'Downloading Node Binary...';
         });
 
         await BinaryManager.ensureNodeBinary(
@@ -80,10 +80,10 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
                 if (progress.totalBytes > 0) {
                   _downloadProgress = progress.downloadedBytes / progress.totalBytes;
                   _downloadProgressText =
-                      "Node: ${(progress.downloadedBytes / (1024 * 1024)).toStringAsFixed(2)} MB / ${(progress.totalBytes / (1024 * 1024)).toStringAsFixed(2)} MB";
+                      'Node: ${(progress.downloadedBytes / (1024 * 1024)).toStringAsFixed(2)} MB / ${(progress.totalBytes / (1024 * 1024)).toStringAsFixed(2)} MB';
                 } else {
                   _downloadProgress = progress.downloadedBytes > 0 ? 1.0 : 0.0;
-                  _downloadProgressText = progress.downloadedBytes > 0 ? "Node Downloaded" : "Downloading Node...";
+                  _downloadProgressText = progress.downloadedBytes > 0 ? 'Node Downloaded' : 'Downloading Node...';
                 }
               });
             }
@@ -100,9 +100,9 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
         final minerVersion = await BinaryManager.getLatestMinerVersion();
 
         setState(() {
-          _currentDownloadingBinary = "External Miner $minerVersion";
+          _currentDownloadingBinary = 'External Miner $minerVersion';
           _downloadProgress = 0.0;
-          _downloadProgressText = "Downloading External Miner...";
+          _downloadProgressText = 'Downloading External Miner...';
         });
 
         await BinaryManager.ensureExternalMinerBinary(
@@ -112,10 +112,10 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
                 if (progress.totalBytes > 0) {
                   _downloadProgress = progress.downloadedBytes / progress.totalBytes;
                   _downloadProgressText =
-                      "Miner: ${(progress.downloadedBytes / (1024 * 1024)).toStringAsFixed(2)} MB / ${(progress.totalBytes / (1024 * 1024)).toStringAsFixed(2)} MB";
+                      'Miner: ${(progress.downloadedBytes / (1024 * 1024)).toStringAsFixed(2)} MB / ${(progress.totalBytes / (1024 * 1024)).toStringAsFixed(2)} MB';
                 } else {
                   _downloadProgress = progress.downloadedBytes > 0 ? 1.0 : 0.0;
-                  _downloadProgressText = progress.downloadedBytes > 0 ? "Miner Downloaded" : "Downloading Miner...";
+                  _downloadProgressText = progress.downloadedBytes > 0 ? 'Miner Downloaded' : 'Downloading Miner...';
                 }
               });
             }
@@ -131,7 +131,7 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
       if (mounted) {
         setState(() {
           _isDownloading = false;
-          _downloadProgressText = "All binaries installed successfully!";
+          _downloadProgressText = 'All binaries installed successfully!';
         });
       }
 
@@ -143,7 +143,7 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
         setState(() {
           _isLoading = false;
           _isDownloading = false;
-          _downloadProgressText = "Error: ${e.toString()}";
+          _downloadProgressText = 'Error: ${e.toString()}';
         });
       }
       if (mounted) {
@@ -198,23 +198,23 @@ class _NodeSetupScreenState extends State<NodeSetupScreen> {
         const SizedBox(height: 16),
         const Text('Mining Software Installed!', style: TextStyle(fontSize: 24, fontWeight: FontWeight.bold)),
         const SizedBox(height: 8),
-        Column(
+        const Column(
           children: [
             Row(
               mainAxisAlignment: MainAxisAlignment.center,
               children: [
                 Icon(Icons.check, color: Colors.green, size: 20),
-                const SizedBox(width: 8),
-                const Text('Node Binary'),
+                SizedBox(width: 8),
+                Text('Node Binary'),
               ],
             ),
-            const SizedBox(height: 4),
+            SizedBox(height: 4),
             Row(
               mainAxisAlignment: MainAxisAlignment.center,
               children: [
                 Icon(Icons.check, color: Colors.green, size: 20),
-                const SizedBox(width: 8),
-                const Text('External Miner'),
+                SizedBox(width: 8),
+                Text('External Miner'),
               ],
             ),
           ],

diff --git a/miner-app/lib/src/services/binary_manager.dart b/miner-app/lib/src/services/binary_manager.dart
@@ -205,7 +205,7 @@ class BinaryManager {
 
   static String _buildNodeDownloadUrl(String tag) {
     final target = _targetTriple();
-    final extension = Platform.isWindows ? "zip" : "tar.gz";
+    final extension = Platform.isWindows ? 'zip' : 'tar.gz';
     final asset = '$_binary-$tag-$target.$extension';
     return 'https://github.com/$_repoOwner/$_repoName/releases/download/$tag/$asset';
   }
@@ -329,7 +329,7 @@ class BinaryManager {
 
     // Pick asset name
     final target = _targetTriple();
-    final extension = Platform.isWindows ? "zip" : "tar.gz";
+    final extension = Platform.isWindows ? 'zip' : 'tar.gz';
     final asset = '$_binary-$tag-$target.$extension';
     final url = 'https://github.com/$_repoOwner/$_repoName/releases/download/$tag/$asset';
 
@@ -661,7 +661,7 @@ class BinaryManager {
     }
   }
 
-  static String _normalizeFilename(String file) => Platform.isWindows ? "$file.exe" : file;
+  static String _normalizeFilename(String file) => Platform.isWindows ? '$file.exe' : file;
 
   static Future<Directory> _getCacheDir() async =>
       Directory(p.join(await getQuantusHomeDirectoryPath(), 'bin')).create(recursive: true);